{"id":4547,"date":"2016-05-16T11:49:00","date_gmt":"2016-05-16T06:19:00","guid":{"rendered":"http:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/"},"modified":"2018-05-04T14:58:21","modified_gmt":"2018-05-04T09:28:21","slug":"ncert-solutions-class-12-maths-exercise-6-4","status":"publish","type":"post","link":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/","title":{"rendered":"NCERT Solutions class 12 Maths Exercise 6.4"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#NCERT_Solutions_for_Class_12_Maths_Application_of_Derivatives\" >NCERT Solutions for Class 12 Maths\u00a0Application of Derivatives<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#Now_from_eq_i\" >Now, from eq. (i),<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#Since_and_is_approximately_equal_to_and_respectively\" >Since, \u00a0and \u00a0is approximately equal to \u00a0and \u00a0respectively.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#Therefore_approximate_value_of_is_1_%E2%80%93_00001_09999\" >Therefore, approximate value of \u00a0is 1 \u2013 0.0001 = 0.9999.<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#Since_and_is_approximately_equal_to_and_respectively-2\" >Since, \u00a0and \u00a0is approximately equal to \u00a0and \u00a0respectively.<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#Therefore_approximately_value_of_is_3_%E2%80%93_00159_29841\" >Therefore, approximately value of \u00a0is 3 \u2013 0.0159 = 2.9841.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#Therefore_approximately_value_of_is_8_%E2%80%93_0096_7904\" >Therefore, approximately value of \u00a0is 8 \u2013 0.096 = 7.904.<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#2_Find_the_approximate_value_of_where\" >2. Find the approximate value of \u00a0where \u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#NCERT_Solutions_class_12_Maths_Exercise_64\" >NCERT Solutions class 12 Maths Exercise 6.4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#3_Find_the_approximate_value_of_where\" >3. Find the approximate value of \u00a0where \u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#4_Find_the_approximate_change_in_the_volume_of_a_cube_of_side_meters_caused_by_increasing_the_side_by_1\" >4. Find the approximate change in the volume of a cube of side \u00a0meters caused by increasing the side by 1%.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#5_Find_the_approximate_change_in_the_surface_area_of_a_cube_of_side_meters_caused_by_decreasing_the_side_by_1\" >5. Find the approximate change in the surface area of a cube of side \u00a0meters caused by decreasing the side by 1%.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#NCERT_Solutions_class_12_Maths_Exercise_64-2\" >NCERT Solutions class 12 Maths Exercise 6.4<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#6_If_the_radius_of_a_sphere_is_measured_as_7_m_with_an_error_of_002_m_then_find_the_approximate_error_in_calculating_its_volume\" >6. If the radius of a sphere is measured as 7 m with an error of 0.02 m, then find the approximate error in calculating its volume.<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#NCERT_Solutions_class_12_Maths_Exercise_64-3\" >NCERT Solutions class 12 Maths Exercise 6.4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#7_If_the_radius_of_a_sphere_is_measured_as_9_m_with_an_error_of_003_m_then_find_the_approximate_error_in_calculating_its_surface_area\" >7. If the radius of a sphere is measured as 9 m with an error of 0.03 m, then find the approximate error in calculating its surface area.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#NCERT_Solutions_class_12_Maths_Exercise_64-4\" >NCERT Solutions class 12 Maths Exercise 6.4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#8_If_then_the_approximate_value_of_is\" >8. If \u00a0then the approximate value of \u00a0is:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#9_The_approximate_change_in_the_volume_of_a_cube_of_side_meters_caused_by_increasing_the_side_by_3_is\" >9. The approximate change in the volume of a cube of side \u00a0meters caused by increasing the side by 3% is:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#NCERT_Solutions_class_12_Maths_Exercise_64-5\" >NCERT Solutions class 12 Maths Exercise 6.4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#CBSE_App_for_Class_12\" >CBSE App for Class 12<\/a><\/li><\/ul><\/nav><\/div>\n<p>NCERT Solutions class 12 Maths Exercise 6.4 Class 12 Maths book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE board exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. Class 12 Maths chapter wise NCERT solution for Maths part 1 and\u00a0Maths\u00a0part 2 for all the chapters can be downloaded from our website and myCBSEguide mobile app for free.<\/p>\n<p><strong>Download\u00a0<a href=\"https:\/\/mycbseguide.com\/downloads\/cbse-class-12-mathematics-application-of-derivatives\/1290\/ncert-solutions\/5\/\">NCERT solutions for Applications of Derivatives<\/a>\u00a0as PDF.<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/media-mycbseguide.s3.ap-south-1.amazonaws.com\/images\/blog\/12%20Maths%20Book%20pic.jpg\" alt=\"NCERT Solutions class 12 Maths Exercise 6.4\" width=\"170\" height=\"221\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"NCERT_Solutions_for_Class_12_Maths_Application_of_Derivatives\"><\/span><strong>NCERT Solutions for Class 12 Maths\u00a0Application of Derivatives<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\"><strong>1. Using differentials, find the approximate value of each of the following up to 3 places of decimal:<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(i) \u00a0<img decoding=\"async\" style=\"height: 24px; width: 44px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image021.png\" \/>\u00a0\u00a0\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(ii) <img decoding=\"async\" style=\"height: 24px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image022.png\" \/>\u00a0\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(iii) <img decoding=\"async\" style=\"height: 24px; width: 37px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image023.png\" \/>\u00a0\u00a0\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(iv) \u00a0<img decoding=\"async\" style=\"height: 32px; width: 66px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image024.png\" \/>\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(v) <img decoding=\"async\" style=\"height: 32px; width: 68px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image025.png\" \/>\u00a0\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(vi) <img decoding=\"async\" style=\"height: 32px; width: 43px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image026.png\" \/>\u00a0\u00a0\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(vii) <img decoding=\"async\" style=\"height: 32px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image027.png\" \/>\u00a0\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(viii) \u00a0<img decoding=\"async\" style=\"height: 32px; width: 52px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image028.png\" \/>\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(ix) <img decoding=\"async\" style=\"height: 32px; width: 44px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image029.png\" \/>\u00a0\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(x) \u00a0<img decoding=\"async\" style=\"height: 32px; width: 52px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image030.png\" \/>\u00a0\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(xi) <img decoding=\"async\" style=\"height: 32px; width: 73px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image031.png\" \/>\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(xii) <img decoding=\"async\" style=\"height: 32px; width: 66px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image032.png\" \/><\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(xiii) <img decoding=\"async\" style=\"height: 32px; width: 56px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image033.png\" \/>\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(xiv) <img decoding=\"async\" style=\"height: 32px; width: 64px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image034.png\" \/>\u00a0\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(xv) <img decoding=\"async\" style=\"height: 32px; width: 64px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image035.png\" \/>\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>Ans. (i)<\/strong> <img decoding=\"async\" id=\"Picture 5170\" style=\"height: 24px; width: 44px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image021.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <img decoding=\"async\" id=\"Picture 5169\" style=\"height: 25px; width: 51px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image036.png\" \/>\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5168\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5167\" style=\"height: 44px; width: 71px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image038.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5166\" style=\"height: 44px; width: 36px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image039.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5165\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5164\" style=\"height: 44px; width: 68px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image041.png\" \/>\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<h4 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Now_from_eq_i\"><\/span>Now, from eq. (i), <img decoding=\"async\" id=\"Picture 5163\" style=\"height: 25px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image042.png\" \/><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5162\" style=\"height: 24px; width: 121px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image043.png\" \/><\/p>\n<p style=\"text-align: justify;\">Here, <img decoding=\"async\" id=\"Picture 5161\" style=\"height: 19px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image044.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5160\" style=\"height: 19px; width: 57px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image045.png\" \/>, then <img decoding=\"async\" id=\"Picture 5159\" style=\"height: 25px; width: 124px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image046.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5158\" style=\"height: 24px; width: 163px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image047.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5157\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5156\" style=\"height: 25px; width: 100px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image048.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 5155\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5154\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 5153\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5152\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5151\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (ii),<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5150\" style=\"height: 44px; width: 75px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image053.png\" \/>\u00a0= 0.03<\/p>\n<p style=\"text-align: justify;\">Therefore, approximately value of <img decoding=\"async\" id=\"Picture 5149\" style=\"height: 24px; width: 44px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image021.png\" \/>\u00a0is 5 + 0.03 = 5.03.<\/p>\n<p style=\"text-align: justify;\"><strong>(ii)<\/strong> <img decoding=\"async\" id=\"Picture 5148\" style=\"height: 24px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image022.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <img decoding=\"async\" id=\"Picture 5147\" style=\"height: 25px; width: 51px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image036.png\" \/>\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5146\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5145\" style=\"height: 44px; width: 71px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image038.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5144\" style=\"height: 44px; width: 36px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image039.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5143\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5142\" style=\"height: 44px; width: 68px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image041.png\" \/>\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Now, from eq. (i), <img decoding=\"async\" id=\"Picture 5141\" style=\"height: 25px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image042.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5140\" style=\"height: 24px; width: 123px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image054.png\" \/><\/p>\n<p style=\"text-align: justify;\">Here, <img decoding=\"async\" id=\"Picture 5139\" style=\"height: 19px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image055.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5138\" style=\"height: 19px; width: 57px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image056.png\" \/>, then<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5137\" style=\"height: 25px; width: 124px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image046.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5136\" style=\"height: 24px; width: 165px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image057.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5135\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5134\" style=\"height: 25px; width: 100px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image058.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 5133\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5132\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 5131\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5130\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5129\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (ii),\u00a0 <img decoding=\"async\" id=\"Picture 5128\" style=\"height: 44px; width: 76px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image059.png\" \/><\/p>\n<p style=\"text-align: justify;\">= 0.0357<\/p>\n<p style=\"text-align: justify;\">Therefore, approximately value of <img decoding=\"async\" id=\"Picture 5127\" style=\"height: 24px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image022.png\" \/>\u00a0is 7 + 0.0357 = 7.0357.<\/p>\n<p style=\"text-align: justify;\"><strong>(iii)<\/strong> <img decoding=\"async\" id=\"Picture 5126\" style=\"height: 24px; width: 37px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image023.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <img decoding=\"async\" id=\"Picture 5125\" style=\"height: 25px; width: 51px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image036.png\" \/>\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5124\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5123\" style=\"height: 44px; width: 71px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image038.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5122\" style=\"height: 44px; width: 36px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image039.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5121\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5120\" style=\"height: 44px; width: 68px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image041.png\" \/>\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Now, from eq. (i), <img decoding=\"async\" id=\"Picture 5119\" style=\"height: 25px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image042.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5118\" style=\"height: 24px; width: 135px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image060.png\" \/><\/p>\n<p style=\"text-align: justify;\">Here, <img decoding=\"async\" id=\"Picture 5117\" style=\"height: 19px; width: 57px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image061.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5116\" style=\"height: 19px; width: 75px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image062.png\" \/>, then<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5115\" style=\"height: 25px; width: 124px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image046.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5114\" style=\"height: 24px; width: 172px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image063.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5113\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5112\" style=\"height: 25px; width: 104px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image064.png\" \/><\/p>\n<h4 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Since_and_is_approximately_equal_to_and_respectively\"><\/span>Since, <img decoding=\"async\" id=\"Picture 5111\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5110\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 5109\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5108\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5107\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (ii),\u00a0 <img decoding=\"async\" id=\"Picture 5106\" style=\"height: 44px; width: 87px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image065.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5105\" style=\"height: 19px; width: 49px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image066.png\" \/><\/p>\n<p style=\"text-align: justify;\">Therefore, approximately value of <img decoding=\"async\" id=\"Picture 5104\" style=\"height: 24px; width: 37px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image023.png\" \/>\u00a0is 0.8 \u2013 0.025 = 0.775.<\/p>\n<p style=\"text-align: justify;\"><strong>(iv) <\/strong><img decoding=\"async\" id=\"Picture 5103\" style=\"height: 35px; width: 59px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image067.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <img decoding=\"async\" id=\"Picture 5102\" style=\"height: 25px; width: 51px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image068.png\" \/>\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5101\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5100\" style=\"height: 44px; width: 71px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image069.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5099\" style=\"height: 45px; width: 36px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image070.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5098\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5097\" style=\"height: 63px; width: 136px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image071.png\" \/>\u00a0\u00a0\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Now, from eq. (i), <img decoding=\"async\" id=\"Picture 5096\" style=\"height: 25px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image042.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5095\" style=\"height: 35px; width: 179px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image072.png\" \/><\/p>\n<p style=\"text-align: justify;\">Here, <img decoding=\"async\" id=\"Picture 5094\" style=\"height: 19px; width: 65px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image073.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5093\" style=\"height: 19px; width: 73px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image074.png\" \/>,<\/p>\n<p style=\"text-align: justify;\">then <img decoding=\"async\" id=\"Picture 5092\" style=\"height: 25px; width: 124px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image046.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5091\" style=\"height: 35px; width: 236px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image075.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5090\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5089\" style=\"height: 35px; width: 128px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image076.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 5088\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5087\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 5086\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5085\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5084\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (ii),\u00a0 <img decoding=\"async\" id=\"Picture 5083\" style=\"height: 69px; width: 127px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image077.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5082\" style=\"height: 41px; width: 55px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image078.png\" \/>\u00a0= 0.0083<\/p>\n<p style=\"text-align: justify;\">Therefore, approximately value of <img decoding=\"async\" id=\"Picture 5081\" style=\"height: 35px; width: 59px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image067.png\" \/>\u00a0is 0.2 + 0.0083 = 0.2083.<\/p>\n<p style=\"text-align: justify;\"><strong>(v)<\/strong>\u00a0 <img decoding=\"async\" id=\"Picture 5080\" style=\"height: 35px; width: 63px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image079.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <img decoding=\"async\" id=\"Picture 5079\" style=\"height: 35px; width: 49px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image080.png\" \/>\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5078\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5077\" style=\"height: 44px; width: 77px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image081.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5076\" style=\"height: 52px; width: 43px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image082.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5075\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5074\" style=\"height: 75px; width: 97px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image083.png\" \/>\u00a0\u00a0\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Now, from eq. (i), <img decoding=\"async\" id=\"Picture 5073\" style=\"height: 25px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image042.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5072\" style=\"height: 35px; width: 63px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image079.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5071\" style=\"height: 35px; width: 81px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image084.png\" \/>\u00a0\u2026\u2026\u2026.(iii)<\/p>\n<p style=\"text-align: justify;\">Here <img decoding=\"async\" id=\"Picture 5070\" style=\"height: 19px; width: 35px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image085.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5069\" style=\"height: 19px; width: 81px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image086.png\" \/><\/p>\n<p style=\"text-align: justify;\">Then <img decoding=\"async\" id=\"Picture 5068\" style=\"height: 37px; width: 135px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image087.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5067\" style=\"height: 35px; width: 84px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image088.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5066\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5065\" style=\"height: 35px; width: 63px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image079.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5064\" style=\"height: 21px; width: 41px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image089.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 5063\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5062\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 5061\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5060\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5059\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (ii),<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5058\" style=\"height: 75px; width: 161px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image090.png\" \/><\/p>\n<h4 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Therefore_approximate_value_of_is_1_%E2%80%93_00001_09999\"><\/span>Therefore, approximate value of <img decoding=\"async\" id=\"Picture 5057\" style=\"height: 35px; width: 63px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image079.png\" \/>\u00a0is 1 \u2013 0.0001 = 0.9999.<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify;\"><strong>(vi)<\/strong> <img decoding=\"async\" id=\"Picture 5056\" style=\"height: 35px; width: 37px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image091.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <img decoding=\"async\" id=\"Picture 5055\" style=\"height: 35px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image092.png\" \/>\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5054\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5053\" style=\"height: 44px; width: 72px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image093.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5052\" style=\"height: 52px; width: 32px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image094.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5051\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5050\" style=\"height: 75px; width: 88px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image095.png\" \/>\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Now, from eq. (i), <img decoding=\"async\" id=\"Picture 5049\" style=\"height: 25px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image042.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5048\" style=\"height: 35px; width: 37px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image091.png\" \/>= <img decoding=\"async\" id=\"Picture 5047\" style=\"height: 35px; width: 57px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image096.png\" \/>\u00a0\u2026\u2026\u2026.(iii)<\/p>\n<p style=\"text-align: justify;\">Here <img decoding=\"async\" id=\"Picture 5046\" style=\"height: 19px; width: 44px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image097.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5045\" style=\"height: 19px; width: 53px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image098.png\" \/><\/p>\n<p style=\"text-align: justify;\">Then <img decoding=\"async\" id=\"Picture 5044\" style=\"height: 37px; width: 128px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image099.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5043\" style=\"height: 37px; width: 148px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image100.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5042\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5041\" style=\"height: 35px; width: 37px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image091.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5040\" style=\"height: 21px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image101.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 5039\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5038\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 5037\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5036\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5035\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (ii),\u00a0 <img decoding=\"async\" id=\"Picture 5034\" style=\"height: 75px; width: 128px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image102.png\" \/><\/p>\n<p style=\"text-align: justify;\">Therefore, approximate value of <img decoding=\"async\" id=\"Picture 5033\" style=\"height: 35px; width: 37px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image091.png\" \/>\u00a0is <img decoding=\"async\" id=\"Picture 5032\" style=\"height: 41px; width: 79px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image103.png\" \/>\u00a0= 1.96875.<\/p>\n<p style=\"text-align: justify;\"><strong>(vii)<\/strong> <img decoding=\"async\" id=\"Picture 5031\" style=\"height: 35px; width: 40px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image104.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <img decoding=\"async\" id=\"Picture 5030\" style=\"height: 25px; width: 51px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image068.png\" \/>\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5029\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5028\" style=\"height: 44px; width: 71px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image069.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5027\" style=\"height: 45px; width: 36px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image070.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5026\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5025\" style=\"height: 63px; width: 136px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image071.png\" \/>\u00a0\u00a0 \u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Now, from eq. (i), <img decoding=\"async\" id=\"Picture 5024\" style=\"height: 25px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image042.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5023\" style=\"height: 35px; width: 111px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image105.png\" \/><\/p>\n<p style=\"text-align: justify;\">Here, <img decoding=\"async\" id=\"Picture 5022\" style=\"height: 19px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image106.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5021\" style=\"height: 19px; width: 53px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image098.png\" \/>,<\/p>\n<p style=\"text-align: justify;\">then <img decoding=\"async\" id=\"Picture 5020\" style=\"height: 25px; width: 124px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image046.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5019\" style=\"height: 35px; width: 164px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image107.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5018\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5017\" style=\"height: 35px; width: 96px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image108.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 5016\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5015\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 5014\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5013\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5012\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (ii),\u00a0 <img decoding=\"async\" id=\"Picture 5011\" style=\"height: 69px; width: 107px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image109.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5010\" style=\"height: 41px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image110.png\" \/><\/p>\n<p style=\"text-align: justify;\">Therefore, approximately value of <img decoding=\"async\" id=\"Picture 5009\" style=\"height: 35px; width: 40px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image104.png\" \/>\u00a0is <img decoding=\"async\" id=\"Picture 5008\" style=\"height: 41px; width: 80px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image111.png\" \/>\u00a0= 2.9629.<\/p>\n<p style=\"text-align: justify;\"><strong>(viii)<\/strong> <img decoding=\"async\" id=\"Picture 5007\" style=\"height: 35px; width: 48px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image112.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <img decoding=\"async\" id=\"Picture 5006\" style=\"height: 35px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image092.png\" \/>\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5005\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5004\" style=\"height: 44px; width: 72px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image093.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5003\" style=\"height: 52px; width: 32px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image094.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5002\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5001\" style=\"height: 75px; width: 88px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image095.png\" \/>\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Now, from eq. (i), <img decoding=\"async\" id=\"Picture 5000\" style=\"height: 25px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image042.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 4999\" style=\"height: 35px; width: 37px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image091.png\" \/>= <img decoding=\"async\" id=\"Picture 4998\" style=\"height: 35px; width: 67px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image113.png\" \/>\u00a0\u2026\u2026\u2026.(iii)<\/p>\n<p style=\"text-align: justify;\">Here <img decoding=\"async\" id=\"Picture 4997\" style=\"height: 19px; width: 53px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image114.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4996\" style=\"height: 19px; width: 53px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image098.png\" \/><\/p>\n<p style=\"text-align: justify;\">Then <img decoding=\"async\" id=\"Picture 4995\" style=\"height: 37px; width: 128px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image099.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 4994\" style=\"height: 35px; width: 189px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image115.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4993\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/><img decoding=\"async\" id=\"Picture 4992\" style=\"height: 35px; width: 48px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image112.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 4927\" style=\"height: 21px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image116.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 4926\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4925\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 4924\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4923\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4922\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (ii),\u00a0 <img decoding=\"async\" id=\"Picture 4921\" style=\"height: 75px; width: 145px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image117.png\" \/><\/p>\n<p style=\"text-align: justify;\">Therefore, approximate value of <img decoding=\"async\" id=\"Picture 4920\" style=\"height: 35px; width: 48px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image112.png\" \/>\u00a0is <img decoding=\"async\" id=\"Picture 4919\" style=\"height: 41px; width: 101px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image118.png\" \/>\u00a0= 3.9961.<\/p>\n<p style=\"text-align: justify;\"><strong>(ix)<\/strong> <img decoding=\"async\" id=\"Picture 4918\" style=\"height: 35px; width: 39px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image119.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <img decoding=\"async\" id=\"Picture 4916\" style=\"height: 35px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image092.png\" \/>\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4915\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 4914\" style=\"height: 44px; width: 72px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image093.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 4913\" style=\"height: 52px; width: 32px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image094.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4912\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 4911\" style=\"height: 75px; width: 88px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image095.png\" \/>\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Now, from eq. (i), <img decoding=\"async\" id=\"Picture 4910\" style=\"height: 25px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image042.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 4909\" style=\"height: 35px; width: 39px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image119.png\" \/>= <img decoding=\"async\" id=\"Picture 4907\" style=\"height: 35px; width: 57px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image120.png\" \/>\u2026\u2026\u2026.(iii)<\/p>\n<p style=\"text-align: justify;\">Here <img decoding=\"async\" id=\"Picture 4906\" style=\"height: 19px; width: 43px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image121.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4904\" style=\"height: 19px; width: 43px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image122.png\" \/><\/p>\n<p style=\"text-align: justify;\">Then <img decoding=\"async\" id=\"Picture 4903\" style=\"height: 37px; width: 128px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image099.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 4902\" style=\"height: 35px; width: 161px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image123.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4901\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/><img decoding=\"async\" id=\"Picture 4900\" style=\"height: 35px; width: 39px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image119.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 4899\" style=\"height: 21px; width: 44px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image124.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 4898\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4897\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 2239\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 2238\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 2237\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (ii),\u00a0 <img decoding=\"async\" id=\"Picture 2236\" style=\"height: 75px; width: 133px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image125.png\" \/><\/p>\n<p style=\"text-align: justify;\">Therefore, approximate value of <img decoding=\"async\" id=\"Picture 2235\" style=\"height: 35px; width: 39px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image119.png\" \/>\u00a0is <img decoding=\"async\" id=\"Picture 2234\" style=\"height: 41px; width: 92px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image126.png\" \/>\u00a0= 3.0092.<\/p>\n<p style=\"text-align: justify;\"><strong>(x) <\/strong><img decoding=\"async\" id=\"Picture 2233\" style=\"height: 24px; width: 40px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image127.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <img decoding=\"async\" id=\"Picture 2232\" style=\"height: 25px; width: 51px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image036.png\" \/>\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 2231\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 2230\" style=\"height: 44px; width: 71px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image038.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 2229\" style=\"height: 44px; width: 36px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image039.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 2228\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 2227\" style=\"height: 44px; width: 68px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image041.png\" \/>\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Now, from eq. (i), <img decoding=\"async\" id=\"Picture 2226\" style=\"height: 25px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image042.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 2225\" style=\"height: 24px; width: 110px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image128.png\" \/><\/p>\n<p style=\"text-align: justify;\">Here, <img decoding=\"async\" id=\"Picture 2224\" style=\"height: 19px; width: 53px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image129.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 2223\" style=\"height: 19px; width: 42px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image130.png\" \/>, then <img decoding=\"async\" id=\"Picture 2222\" style=\"height: 25px; width: 124px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image046.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 2221\" style=\"height: 24px; width: 171px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image131.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 2220\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 2219\" style=\"height: 25px; width: 104px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image132.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 2218\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 2217\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 2216\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 2176\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4799\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (ii),\u00a0 <img decoding=\"async\" id=\"Picture 4797\" style=\"height: 44px; width: 84px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image133.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 4796\" style=\"height: 41px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image134.png\" \/><\/p>\n<p style=\"text-align: justify;\">Therefore, approximately value of <img decoding=\"async\" id=\"Picture 4795\" style=\"height: 24px; width: 40px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image127.png\" \/>\u00a0is <img decoding=\"async\" id=\"Picture 4794\" style=\"height: 41px; width: 95px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image135.png\" \/>\u00a0= 20.025.<\/p>\n<p style=\"text-align: justify;\"><strong>(xi)<\/strong> <img decoding=\"async\" id=\"Picture 4793\" style=\"height: 24px; width: 61px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image136.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <img decoding=\"async\" id=\"Picture 4792\" style=\"height: 25px; width: 51px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image036.png\" \/>\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4791\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 4790\" style=\"height: 44px; width: 71px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image038.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 4789\" style=\"height: 44px; width: 36px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image039.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4788\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 4787\" style=\"height: 44px; width: 68px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image041.png\" \/>\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Now, from eq. (i), <img decoding=\"async\" id=\"Picture 4786\" style=\"height: 25px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image042.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 4785\" style=\"height: 24px; width: 189px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image137.png\" \/><\/p>\n<p style=\"text-align: justify;\">Here, <img decoding=\"async\" id=\"Picture 4784\" style=\"height: 19px; width: 73px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image138.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4783\" style=\"height: 19px; width: 81px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image139.png\" \/>, then<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4782\" style=\"height: 25px; width: 124px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image046.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 4781\" style=\"height: 24px; width: 246px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image140.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4780\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 4779\" style=\"height: 25px; width: 136px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image141.png\" \/><\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Since_and_is_approximately_equal_to_and_respectively-2\"><\/span>Since, <img decoding=\"async\" id=\"Picture 4778\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4777\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 4776\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4775\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4774\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (ii),\u00a0 <img decoding=\"async\" id=\"Picture 4773\" style=\"height: 44px; width: 103px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image142.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 4772\" style=\"height: 41px; width: 49px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image143.png\" \/><\/p>\n<p style=\"text-align: justify;\">Therefore, approximately value of <img decoding=\"async\" id=\"Picture 4771\" style=\"height: 24px; width: 61px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image136.png\" \/>\u00a0is 0.06 + <img decoding=\"async\" id=\"Picture 4770\" style=\"height: 41px; width: 49px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image143.png\" \/>\u00a0= 0.060833.<\/p>\n<p style=\"text-align: justify;\"><strong>(xi)<\/strong> <img decoding=\"async\" id=\"Picture 4769\" style=\"height: 35px; width: 60px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image144.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <img decoding=\"async\" id=\"Picture 4768\" style=\"height: 25px; width: 51px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image068.png\" \/>\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4991\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 4990\" style=\"height: 44px; width: 71px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image069.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 4989\" style=\"height: 45px; width: 36px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image070.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4988\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 4987\" style=\"height: 63px; width: 136px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image071.png\" \/>\u00a0\u00a0\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Now, from eq. (i), <img decoding=\"async\" id=\"Picture 4986\" style=\"height: 25px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image042.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 4985\" style=\"height: 35px; width: 154px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image145.png\" \/><\/p>\n<p style=\"text-align: justify;\">Here, <img decoding=\"async\" id=\"Picture 4984\" style=\"height: 19px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image106.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4983\" style=\"height: 19px; width: 74px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image146.png\" \/>,<\/p>\n<p style=\"text-align: justify;\">then <img decoding=\"async\" id=\"Picture 4982\" style=\"height: 25px; width: 124px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image046.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 4981\" style=\"height: 35px; width: 204px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image147.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4980\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 4979\" style=\"height: 35px; width: 116px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image148.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 4978\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4977\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 4976\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4975\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4974\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (ii),\u00a0 <img decoding=\"async\" id=\"Picture 4973\" style=\"height: 69px; width: 107px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image149.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 4972\" style=\"height: 41px; width: 44px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image150.png\" \/>\u00a0= 0.0159<\/p>\n<h4 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Therefore_approximately_value_of_is_3_%E2%80%93_00159_29841\"><\/span>Therefore, approximately value of <img decoding=\"async\" id=\"Picture 4971\" style=\"height: 35px; width: 60px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image144.png\" \/>\u00a0is 3 \u2013 0.0159 = 2.9841.<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify;\"><strong>(xii)<\/strong> <img decoding=\"async\" id=\"Picture 4970\" style=\"height: 35px; width: 51px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image151.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <img decoding=\"async\" id=\"Picture 4969\" style=\"height: 35px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image092.png\" \/>\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4968\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 4967\" style=\"height: 44px; width: 72px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image093.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 4966\" style=\"height: 52px; width: 32px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image094.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4965\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 4964\" style=\"height: 75px; width: 88px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image095.png\" \/>\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Now, from eq. (i), <img decoding=\"async\" id=\"Picture 4963\" style=\"height: 25px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image042.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 4962\" style=\"height: 35px; width: 51px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image151.png\" \/>= <img decoding=\"async\" id=\"Picture 4960\" style=\"height: 35px; width: 72px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image152.png\" \/>\u00a0\u00a0\u2026\u2026\u2026.(iii)<\/p>\n<p style=\"text-align: justify;\">Here <img decoding=\"async\" id=\"Picture 4959\" style=\"height: 19px; width: 43px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image121.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4958\" style=\"height: 19px; width: 57px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image056.png\" \/><\/p>\n<p style=\"text-align: justify;\">Then <img decoding=\"async\" id=\"Picture 4957\" style=\"height: 37px; width: 128px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image099.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 4956\" style=\"height: 35px; width: 185px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image153.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4955\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 4954\" style=\"height: 35px; width: 51px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image151.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 4953\" style=\"height: 21px; width: 44px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image124.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 4952\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4951\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 4950\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4948\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4947\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (ii),\u00a0 <img decoding=\"async\" id=\"Picture 4946\" style=\"height: 75px; width: 133px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image154.png\" \/><\/p>\n<p style=\"text-align: justify;\">= 0.00462<\/p>\n<p style=\"text-align: justify;\">Therefore, approximate value of <img decoding=\"async\" id=\"Picture 4945\" style=\"height: 35px; width: 39px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image119.png\" \/>\u00a0is 3 + 0.00462= 3.00462.<\/p>\n<p style=\"text-align: justify;\"><strong>(xiv) <\/strong><img decoding=\"async\" id=\"Picture 4944\" style=\"height: 35px; width: 59px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image155.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <img decoding=\"async\" id=\"Picture 4943\" style=\"height: 34px; width: 134px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image156.png\" \/>\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4942\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 4941\" style=\"height: 44px; width: 67px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image157.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4939\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 4938\" style=\"height: 45px; width: 88px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image158.png\" \/>\u00a0\u00a0\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Now, from eq. (i), <img decoding=\"async\" id=\"Picture 4937\" style=\"height: 25px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image042.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 4936\" style=\"height: 35px; width: 153px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image159.png\" \/><\/p>\n<p style=\"text-align: justify;\">Here, <img decoding=\"async\" id=\"Picture 4935\" style=\"height: 19px; width: 37px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image160.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4934\" style=\"height: 19px; width: 73px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image161.png\" \/>, then <img decoding=\"async\" id=\"Picture 4933\" style=\"height: 25px; width: 124px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image046.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 4932\" style=\"height: 35px; width: 196px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image162.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4931\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 4930\" style=\"height: 34px; width: 116px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image163.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 4929\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 4928\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 31\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 30\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 29\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (ii),<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 28\" style=\"height: 41px; width: 129px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image164.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 27\" style=\"height: 19px; width: 49px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image165.png\" \/><\/p>\n<h4 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Therefore_approximately_value_of_is_8_%E2%80%93_0096_7904\"><\/span>Therefore, approximately value of <img decoding=\"async\" id=\"Picture 26\" style=\"height: 35px; width: 59px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image155.png\" \/>\u00a0is 8 \u2013 0.096 = 7.904.<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify;\"><strong>(xv)<\/strong> <img decoding=\"async\" id=\"Picture 25\" style=\"height: 35px; width: 59px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image166.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <img decoding=\"async\" id=\"Picture 24\" style=\"height: 35px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image167.png\" \/>\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 23\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 22\" style=\"height: 44px; width: 71px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image168.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 21\" style=\"height: 52px; width: 32px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image169.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 20\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 19\" style=\"height: 75px; width: 87px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image170.png\" \/>\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Now, from eq. (i), <img decoding=\"async\" id=\"Picture 18\" style=\"height: 25px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image042.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 17\" style=\"height: 35px; width: 59px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image166.png\" \/>= <img decoding=\"async\" id=\"Picture 16\" style=\"height: 35px; width: 81px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image171.png\" \/>\u00a0\u00a0\u2026\u2026\u2026.(iii)<\/p>\n<p style=\"text-align: justify;\">Here <img decoding=\"async\" id=\"Picture 15\" style=\"height: 19px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image172.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 14\" style=\"height: 19px; width: 65px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image173.png\" \/><\/p>\n<p style=\"text-align: justify;\">Then <img decoding=\"async\" id=\"Picture 13\" style=\"height: 37px; width: 127px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image174.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 12\" style=\"height: 35px; width: 203px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image175.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 11\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/><img decoding=\"async\" id=\"Picture 10\" style=\"height: 35px; width: 59px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image166.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 9\" style=\"height: 21px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image101.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 8\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 7\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 6\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 4\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (ii),<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 2\" style=\"height: 75px; width: 140px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image176.png\" \/>\u00a0= 0.001875<\/p>\n<p style=\"text-align: justify;\">Therefore, approximate value of <img decoding=\"async\" id=\"Picture 1\" style=\"height: 35px; width: 59px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image166.png\" \/>\u00a0is 2 + 0.001875= 2.001875.<\/p>\n<hr \/>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"2_Find_the_approximate_value_of_where\"><\/span><strong>2. Find the approximate value of <img decoding=\"async\" id=\"Picture 50\" style=\"height: 27px; width: 56px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image177.png\" \/>\u00a0where <img decoding=\"async\" id=\"Picture 51\" style=\"height: 27px; width: 133px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image178.png\" \/>\u00a0<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong>Let <img decoding=\"async\" id=\"Picture 5195\" style=\"height: 27px; width: 147px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image179.png\" \/>\u00a0\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5194\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5193\" style=\"height: 41px; width: 131px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image180.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5192\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5191\" style=\"height: 27px; width: 108px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image181.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5190\" style=\"height: 27px; width: 73px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image182.png\" \/>\u00a0\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Changing <img decoding=\"async\" id=\"Picture 5189\" style=\"height: 15px; width: 13px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image183.png\" \/>\u00a0to <img decoding=\"async\" id=\"Picture 5188\" style=\"height: 19px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image184.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5187\" style=\"height: 17px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image185.png\" \/>\u00a0to <img decoding=\"async\" id=\"Picture 5186\" style=\"height: 21px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image186.png\" \/>\u00a0in eq. (i),<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5185\" style=\"height: 27px; width: 127px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image187.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5184\" style=\"height: 27px; width: 148px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image188.png\" \/>\u00a0\u00a0\u2026\u2026\u2026.(iii)<\/p>\n<p style=\"text-align: justify;\">Here, <img decoding=\"async\" id=\"Picture 5183\" style=\"height: 19px; width: 37px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image189.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5182\" style=\"height: 19px; width: 65px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image190.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5181\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (iii),\u00a0 <img decoding=\"async\" id=\"Picture 5180\" style=\"height: 27px; width: 115px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image191.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 5179\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5178\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 5177\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5176\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5175\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (i) and (ii),\u00a0 <img decoding=\"async\" id=\"Picture 5174\" style=\"height: 29px; width: 244px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image192.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5173\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5172\" style=\"height: 27px; width: 285px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image193.png\" \/>\u00a0= 28.21<\/p>\n<p style=\"text-align: justify;\">Therefore, approximate value of <img decoding=\"async\" id=\"Picture 5171\" style=\"height: 27px; width: 57px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image194.png\" \/>\u00a0is 28.21.<\/p>\n<hr \/>\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"NCERT_Solutions_class_12_Maths_Exercise_64\"><\/span>NCERT Solutions class 12 Maths Exercise 6.4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"3_Find_the_approximate_value_of_where\"><\/span><strong>3. Find the approximate value of <img decoding=\"async\" id=\"Picture 54\" style=\"height: 27px; width: 66px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image195.png\" \/>\u00a0where <img decoding=\"async\" id=\"Picture 55\" style=\"height: 27px; width: 139px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image196.png\" \/>\u00a0<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong>Let <img decoding=\"async\" id=\"Picture 5233\" style=\"height: 27px; width: 160px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image197.png\" \/>\u00a0\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5232\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5231\" style=\"height: 41px; width: 152px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image198.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5230\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5229\" style=\"height: 29px; width: 236px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image199.png\" \/>\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Changing <img decoding=\"async\" id=\"Picture 5228\" style=\"height: 15px; width: 13px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image183.png\" \/>\u00a0to <img decoding=\"async\" id=\"Picture 5227\" style=\"height: 19px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image184.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5226\" style=\"height: 17px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image185.png\" \/>\u00a0to <img decoding=\"async\" id=\"Picture 5225\" style=\"height: 21px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image186.png\" \/>\u00a0in eq. (i),<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5224\" style=\"height: 27px; width: 127px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image187.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5223\" style=\"height: 27px; width: 163px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image200.png\" \/>\u00a0\u00a0\u2026\u2026\u2026.(iii)<\/p>\n<p style=\"text-align: justify;\">Here, <img decoding=\"async\" id=\"Picture 5222\" style=\"height: 19px; width: 36px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image201.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5221\" style=\"height: 19px; width: 73px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image074.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5220\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (iii),\u00a0 <img decoding=\"async\" id=\"Picture 5219\" style=\"height: 27px; width: 121px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image202.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 5218\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5217\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 5216\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5215\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5214\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (i) and (ii),<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5213\" style=\"height: 29px; width: 277px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image203.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5212\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5211\" style=\"height: 27px; width: 288px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image204.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5210\" style=\"height: 19px; width: 79px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image205.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5209\" style=\"height: 19px; width: 57px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image206.png\" \/><\/p>\n<p style=\"text-align: justify;\">Therefore, approximate value of <img decoding=\"async\" id=\"Picture 5208\" style=\"height: 27px; width: 65px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image207.png\" \/>\u00a0is <img decoding=\"async\" id=\"Picture 5207\" style=\"height: 19px; width: 57px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image206.png\" \/>.<\/p>\n<hr \/>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"4_Find_the_approximate_change_in_the_volume_of_a_cube_of_side_meters_caused_by_increasing_the_side_by_1\"><\/span><strong>4. Find the approximate change in the volume of a cube of side <img decoding=\"async\" id=\"Picture 59\" style=\"height: 15px; width: 13px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image183.png\" \/>\u00a0meters caused by increasing the side by 1%.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong>Since Volume (V) = <img decoding=\"async\" id=\"Picture 5206\" style=\"height: 21px; width: 17px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image208.png\" \/>\u00a0\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5205\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5204\" style=\"height: 41px; width: 64px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image209.png\" \/>\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">It is given that increase in side = 1% = <img decoding=\"async\" id=\"Picture 5203\" style=\"height: 41px; width: 29px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image210.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5202\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5201\" style=\"height: 41px; width: 63px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image211.png\" \/>\u00a0\u00a0\u00a0\u2026\u2026\u2026.(iii)<\/p>\n<p style=\"text-align: justify;\">Since approximate change in volume V of cube = <img decoding=\"async\" id=\"Picture 5200\" style=\"height: 19px; width: 72px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image212.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5199\" style=\"height: 41px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image213.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5198\" style=\"height: 41px; width: 47px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image214.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5197\" style=\"height: 11px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image215.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5196\" style=\"height: 45px; width: 184px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image216.png\" \/>\u00a0cubic meters<\/p>\n<hr \/>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"5_Find_the_approximate_change_in_the_surface_area_of_a_cube_of_side_meters_caused_by_decreasing_the_side_by_1\"><\/span><strong>5. Find the approximate change in the surface area of a cube of side <img decoding=\"async\" id=\"Picture 60\" style=\"height: 15px; width: 13px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image183.png\" \/>\u00a0meters caused by decreasing the side by 1%.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong>Since Surface area (S) = <img decoding=\"async\" id=\"Picture 5260\" style=\"height: 21px; width: 27px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image217.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5259\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5258\" style=\"height: 41px; width: 63px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image218.png\" \/><\/p>\n<p style=\"text-align: justify;\">It is given that decrease in side = <img decoding=\"async\" id=\"Picture 5257\" style=\"height: 19px; width: 35px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image219.png\" \/>\u00a0of <img decoding=\"async\" id=\"Picture 5256\" style=\"height: 19px; width: 73px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image220.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5255\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5254\" style=\"height: 19px; width: 83px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image221.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since approximate change in surface area S of cube = <img decoding=\"async\" id=\"Picture 5253\" style=\"height: 19px; width: 65px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image222.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5252\" style=\"height: 41px; width: 41px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image223.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5251\" style=\"height: 41px; width: 43px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image224.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5250\" style=\"height: 11px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image215.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5249\" style=\"height: 27px; width: 153px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image225.png\" \/>\u00a0square meters (decreasing)<\/p>\n<hr \/>\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"NCERT_Solutions_class_12_Maths_Exercise_64-2\"><\/span>NCERT Solutions class 12 Maths Exercise 6.4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"6_If_the_radius_of_a_sphere_is_measured_as_7_m_with_an_error_of_002_m_then_find_the_approximate_error_in_calculating_its_volume\"><\/span><strong>6. If the radius of a sphere is measured as 7 m with an error of 0.02 m, then find the approximate error in calculating its volume.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong>Let <img decoding=\"async\" id=\"Picture 5248\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image226.png\" \/>\u00a0be the radius of the sphere and <img decoding=\"async\" id=\"Picture 5247\" style=\"height: 17px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image227.png\" \/>\u00a0be the error in measuring the radius.<\/p>\n<p style=\"text-align: justify;\">Then, according to the question, <img decoding=\"async\" id=\"Picture 5246\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image226.png\" \/>\u00a0= 7 m and <img decoding=\"async\" id=\"Picture 5245\" style=\"height: 17px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image227.png\" \/>\u00a0= 0.02 m<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5244\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image228.png\" \/>\u00a0 Volume of sphere (V) = <img decoding=\"async\" id=\"Picture 5243\" style=\"height: 41px; width: 40px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image229.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5242\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5241\" style=\"height: 41px; width: 89px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image230.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5240\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0Approximate error in calculating the volume = Approximate value of <img decoding=\"async\" id=\"Picture 5239\" style=\"height: 19px; width: 27px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image231.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5238\" style=\"height: 19px; width: 25px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image232.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5237\" style=\"height: 41px; width: 57px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image233.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5236\" style=\"height: 45px; width: 89px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image234.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5235\" style=\"height: 29px; width: 95px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image235.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5234\" style=\"height: 41px; width: 64px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image236.png\" \/>\u00a0= 12.32 m<sup>3<\/sup><\/p>\n<p style=\"text-align: justify;\">Therefore, the approximate error in calculating volume is 12.32 m<sup>3<\/sup>.<\/p>\n<hr \/>\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"NCERT_Solutions_class_12_Maths_Exercise_64-3\"><\/span>NCERT Solutions class 12 Maths Exercise 6.4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"7_If_the_radius_of_a_sphere_is_measured_as_9_m_with_an_error_of_003_m_then_find_the_approximate_error_in_calculating_its_surface_area\"><\/span><strong>7. If the radius of a sphere is measured as 9 m with an error of 0.03 m, then find the approximate error in calculating its surface area.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong>Let <img decoding=\"async\" id=\"Picture 5296\" style=\"height: 13px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image226.png\" \/>\u00a0be the radius of the sphere.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5295\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 Surface area of the sphere (S) = <img decoding=\"async\" id=\"Picture 5294\" style=\"height: 21px; width: 36px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image237.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5293\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5292\" style=\"height: 41px; width: 64px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image238.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5291\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5290\" style=\"height: 19px; width: 84px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image239.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5289\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0 <img decoding=\"async\" id=\"Picture 5288\" style=\"height: 19px; width: 85px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image240.png\" \/><\/p>\n<p style=\"text-align: justify;\">\u00b7 <img decoding=\"async\" id=\"Picture 5287\" style=\"height: 27px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image241.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5286\" style=\"height: 19px; width: 44px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image242.png\" \/>\u00a0square meters<\/p>\n<hr \/>\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"NCERT_Solutions_class_12_Maths_Exercise_64-4\"><\/span>NCERT Solutions class 12 Maths Exercise 6.4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"8_If_then_the_approximate_value_of_is\"><\/span><strong>8. If <img decoding=\"async\" id=\"Picture 63\" style=\"height: 27px; width: 139px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image243.png\" \/>\u00a0then the approximate value of <img decoding=\"async\" id=\"Picture 64\" style=\"height: 27px; width: 56px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image244.png\" \/>\u00a0is:<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><strong>(A) 47.66\u00a0 <\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(B) 57.66\u00a0 <\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(C) 67.66\u00a0 <\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(D) 77.66<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong>Let <img decoding=\"async\" id=\"Picture 5285\" style=\"height: 27px; width: 160px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image245.png\" \/>\u00a0\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5284\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5283\" style=\"height: 41px; width: 137px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image246.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5282\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5281\" style=\"height: 27px; width: 207px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image247.png\" \/>\u00a0 \u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">Changing <img decoding=\"async\" id=\"Picture 5280\" style=\"height: 15px; width: 13px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image183.png\" \/>\u00a0to <img decoding=\"async\" id=\"Picture 5279\" style=\"height: 19px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image184.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5278\" style=\"height: 17px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image185.png\" \/>\u00a0to <img decoding=\"async\" id=\"Picture 5277\" style=\"height: 21px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image186.png\" \/>\u00a0in eq. (i),<\/p>\n<p style=\"text-align: justify;\">\u00a0 <img decoding=\"async\" id=\"Picture 5276\" style=\"height: 27px; width: 127px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image187.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5275\" style=\"height: 27px; width: 148px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image248.png\" \/>\u00a0\u00a0\u2026\u2026\u2026.(iii)<\/p>\n<p style=\"text-align: justify;\">Here, <img decoding=\"async\" id=\"Picture 5274\" style=\"height: 19px; width: 36px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image249.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5273\" style=\"height: 19px; width: 65px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image250.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5272\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (iii),\u00a0 <img decoding=\"async\" id=\"Picture 5271\" style=\"height: 27px; width: 115px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image251.png\" \/><\/p>\n<p style=\"text-align: justify;\">Since, <img decoding=\"async\" id=\"Picture 5270\" style=\"height: 19px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image049.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5269\" style=\"height: 21px; width: 23px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image050.png\" \/>\u00a0is approximately equal to <img decoding=\"async\" id=\"Picture 5268\" style=\"height: 19px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image051.png\" \/>\u00a0and <img decoding=\"async\" id=\"Picture 5267\" style=\"height: 21px; width: 21px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image052.png\" \/>\u00a0respectively.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5266\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0From eq. (i) and (ii),<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5265\" style=\"height: 29px; width: 257px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image252.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 5264\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 5263\" style=\"height: 27px; width: 297px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image253.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 5262\" style=\"height: 19px; width: 63px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image254.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 5261\" style=\"height: 19px; width: 41px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image255.png\" \/><\/p>\n<p style=\"text-align: justify;\">Therefore, option (D) is correct.<\/p>\n<hr \/>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"9_The_approximate_change_in_the_volume_of_a_cube_of_side_meters_caused_by_increasing_the_side_by_3_is\"><\/span><strong>9. The approximate change in the volume of a cube of side <img decoding=\"async\" id=\"Picture 68\" style=\"height: 15px; width: 13px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image183.png\" \/>\u00a0meters caused by increasing the side by 3% is:<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><strong>(A) 0.06 <img decoding=\"async\" id=\"Picture 69\" style=\"height: 21px; width: 17px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image208.png\" \/>\u00a0m<sup>3<\/sup>\u00a0 <\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(B) 0.6 <img decoding=\"async\" id=\"Picture 70\" style=\"height: 21px; width: 17px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image208.png\" \/>\u00a0m<sup>3<\/sup>\u00a0 <\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(C) 0.09 <img decoding=\"async\" id=\"Picture 71\" style=\"height: 21px; width: 17px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image208.png\" \/>\u00a0m<sup>3<\/sup> <\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(D) 0.9 <img decoding=\"async\" id=\"Picture 72\" style=\"height: 21px; width: 17px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image208.png\" \/>\u00a0m<sup>3<\/sup><\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>Ans. <\/strong>Since Volume (V) = <img decoding=\"async\" id=\"Picture 73\" style=\"height: 21px; width: 17px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image208.png\" \/>\u00a0\u00a0\u00a0\u2026\u2026\u2026.(i)<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 74\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image037.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 75\" style=\"height: 41px; width: 64px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image209.png\" \/>\u00a0\u2026\u2026\u2026.(ii)<\/p>\n<p style=\"text-align: justify;\">It is given that increase in side = 3% = <img decoding=\"async\" id=\"Picture 76\" style=\"height: 41px; width: 29px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image256.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" id=\"Picture 77\" style=\"height: 16px; width: 20px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image040.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 78\" style=\"height: 41px; width: 63px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image257.png\" \/>\u00a0\u00a0 \u2026\u2026\u2026.(iii)<\/p>\n<p style=\"text-align: justify;\">Since approximate change in volume V of cube = <img decoding=\"async\" id=\"Picture 79\" style=\"height: 19px; width: 72px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image212.png\" \/>\u00a0= <img decoding=\"async\" id=\"Picture 80\" style=\"height: 41px; width: 45px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image213.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" id=\"Picture 81\" style=\"height: 41px; width: 47px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image214.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 82\" style=\"height: 11px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image215.png\" \/>\u00a0<img decoding=\"async\" id=\"Picture 83\" style=\"height: 45px; width: 184px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/12\/maths\/Ex6.4\/image258.png\" \/>\u00a0cubic meters<\/p>\n<p style=\"text-align: justify;\">Therefore, option (C) is correct.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"NCERT_Solutions_class_12_Maths_Exercise_64-5\"><\/span>NCERT Solutions class 12 Maths Exercise 6.4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>NCERT Solutions Class 12 Maths PDF (Download) Free from myCBSEguide app and myCBSEguide website. Ncert solution class 12 Maths includes text book solutions from both part 1 and part 2. NCERT Solutions for CBSE Class 12 Maths have total 20 chapters. 12 Maths NCERT Solutions in PDF for free Download on our website. Ncert Maths class 12 solutions PDF and Maths ncert class 12 PDF solutions with latest modifications and as per the latest CBSE syllabus are only available in myCBSEguide<\/p>\n<h2><span class=\"ez-toc-section\" id=\"CBSE_App_for_Class_12\"><\/span>CBSE App for Class 12<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>To download\u00a0NCERT Solutions for class 12 Physics, Chemistry, Biology, History, Political Science, Economics, Geography, Computer Science, Home Science, Accountancy, Business Studies and Home Science; do check myCBSEguide app or website. myCBSEguide provides sample papers with solution, test papers for chapter-wise practice, NCERT solutions, NCERT Exemplar solutions, quick revision notes for ready reference, CBSE guess papers and CBSE important question papers. Sample Paper all are made available through\u00a0<a href=\"https:\/\/play.google.com\/store\/apps\/details?id=in.techchefs.MyCBSEGuide&amp;referrer=utm_source%3Dmycbse_bottom%26utm_medium%3Dtext%26utm_campaign%3Dmycbseads\"><strong>the best app for CBSE students<\/strong><\/a>\u00a0and myCBSEguide website.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>NCERT Solutions class 12 Maths Exercise 6.4 Class 12 Maths book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE board exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. Class 12 &#8230; <a title=\"NCERT Solutions class 12 Maths Exercise 6.4\" class=\"read-more\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/\" aria-label=\"More on NCERT Solutions class 12 Maths Exercise 6.4\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":-1,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1432,281],"tags":[283,1342,321,216],"class_list":["post-4547","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mathematics-cbse-class-12","category-ncert-solutions","tag-cbse-study-material","tag-class-12","tag-mathematics","tag-ncert-solutions"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>NCERT Solutions class 12 Maths Exercise 6.4 | myCBSEguide<\/title>\n<meta name=\"description\" content=\"NCERT Solutions class 12 Maths Exercise 6.4 in PDF format for free download. NCERT Solutions Class 12 Maths.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NCERT Solutions class 12 Maths Exercise 6.4 | myCBSEguide\" \/>\n<meta property=\"og:description\" content=\"NCERT Solutions class 12 Maths Exercise 6.4 in PDF format for free download. NCERT Solutions Class 12 Maths.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/\" \/>\n<meta property=\"og:site_name\" content=\"myCBSEguide\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/mycbseguide\/\" \/>\n<meta property=\"article:published_time\" content=\"2016-05-16T06:19:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2018-05-04T09:28:21+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/mycbseguide.com\/blog\/wp-content\/uploads\/2016\/09\/mycbseguide_n.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"599\" \/>\n\t<meta property=\"og:image:height\" content=\"242\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"myCBSEguide\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@mycbseguide\" \/>\n<meta name=\"twitter:site\" content=\"@mycbseguide\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"myCBSEguide\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/\"},\"author\":{\"name\":\"myCBSEguide\",\"@id\":\"https:\/\/mycbseguide.com\/blog\/#\/schema\/person\/10b8c7820ff29025ab8524da7c025f65\"},\"headline\":\"NCERT Solutions class 12 Maths Exercise 6.4\",\"datePublished\":\"2016-05-16T06:19:00+00:00\",\"dateModified\":\"2018-05-04T09:28:21+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/\"},\"wordCount\":1104,\"commentCount\":1,\"publisher\":{\"@id\":\"https:\/\/mycbseguide.com\/blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/media-mycbseguide.s3.ap-south-1.amazonaws.com\/images\/blog\/12%20Maths%20Book%20pic.jpg\",\"keywords\":[\"CBSE Study Material\",\"class 12\",\"Mathematics\",\"NCERT Solutions\"],\"articleSection\":[\"Mathematics\",\"NCERT Solutions\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/\",\"url\":\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/\",\"name\":\"NCERT Solutions class 12 Maths Exercise 6.4 | myCBSEguide\",\"isPartOf\":{\"@id\":\"https:\/\/mycbseguide.com\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/media-mycbseguide.s3.ap-south-1.amazonaws.com\/images\/blog\/12%20Maths%20Book%20pic.jpg\",\"datePublished\":\"2016-05-16T06:19:00+00:00\",\"dateModified\":\"2018-05-04T09:28:21+00:00\",\"description\":\"NCERT Solutions class 12 Maths Exercise 6.4 in PDF format for free download. NCERT Solutions Class 12 Maths.\",\"breadcrumb\":{\"@id\":\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#primaryimage\",\"url\":\"https:\/\/media-mycbseguide.s3.ap-south-1.amazonaws.com\/images\/blog\/12%20Maths%20Book%20pic.jpg\",\"contentUrl\":\"https:\/\/media-mycbseguide.s3.ap-south-1.amazonaws.com\/images\/blog\/12%20Maths%20Book%20pic.jpg\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/mycbseguide.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"NCERT Solutions\",\"item\":\"https:\/\/mycbseguide.com\/blog\/category\/ncert-solutions\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"NCERT Solutions class 12 Maths Exercise 6.4\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/mycbseguide.com\/blog\/#website\",\"url\":\"https:\/\/mycbseguide.com\/blog\/\",\"name\":\"myCBSEguide\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/mycbseguide.com\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/mycbseguide.com\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/mycbseguide.com\/blog\/#organization\",\"name\":\"myCBSEguide\",\"url\":\"https:\/\/mycbseguide.com\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/mycbseguide.com\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/mycbseguide.com\/blog\/wp-content\/uploads\/2016\/04\/books_square.png\",\"contentUrl\":\"https:\/\/mycbseguide.com\/blog\/wp-content\/uploads\/2016\/04\/books_square.png\",\"width\":180,\"height\":180,\"caption\":\"myCBSEguide\"},\"image\":{\"@id\":\"https:\/\/mycbseguide.com\/blog\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/mycbseguide\/\",\"https:\/\/x.com\/mycbseguide\",\"https:\/\/www.linkedin.com\/company\/mycbseguide\/\",\"http:\/\/in.pinterest.com\/mycbseguide\/\",\"https:\/\/www.youtube.com\/channel\/UCxuqSnnygFzwJG0pwogCNEQ\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/mycbseguide.com\/blog\/#\/schema\/person\/10b8c7820ff29025ab8524da7c025f65\",\"name\":\"myCBSEguide\",\"sameAs\":[\"http:\/\/mycbseguide.com\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"NCERT Solutions class 12 Maths Exercise 6.4 | myCBSEguide","description":"NCERT Solutions class 12 Maths Exercise 6.4 in PDF format for free download. NCERT Solutions Class 12 Maths.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/","og_locale":"en_US","og_type":"article","og_title":"NCERT Solutions class 12 Maths Exercise 6.4 | myCBSEguide","og_description":"NCERT Solutions class 12 Maths Exercise 6.4 in PDF format for free download. NCERT Solutions Class 12 Maths.","og_url":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/","og_site_name":"myCBSEguide","article_publisher":"https:\/\/www.facebook.com\/mycbseguide\/","article_published_time":"2016-05-16T06:19:00+00:00","article_modified_time":"2018-05-04T09:28:21+00:00","og_image":[{"width":599,"height":242,"url":"https:\/\/mycbseguide.com\/blog\/wp-content\/uploads\/2016\/09\/mycbseguide_n.jpg","type":"image\/jpeg"}],"author":"myCBSEguide","twitter_card":"summary_large_image","twitter_creator":"@mycbseguide","twitter_site":"@mycbseguide","twitter_misc":{"Written by":"myCBSEguide","Est. reading time":"5 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#article","isPartOf":{"@id":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/"},"author":{"name":"myCBSEguide","@id":"https:\/\/mycbseguide.com\/blog\/#\/schema\/person\/10b8c7820ff29025ab8524da7c025f65"},"headline":"NCERT Solutions class 12 Maths Exercise 6.4","datePublished":"2016-05-16T06:19:00+00:00","dateModified":"2018-05-04T09:28:21+00:00","mainEntityOfPage":{"@id":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/"},"wordCount":1104,"commentCount":1,"publisher":{"@id":"https:\/\/mycbseguide.com\/blog\/#organization"},"image":{"@id":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#primaryimage"},"thumbnailUrl":"https:\/\/media-mycbseguide.s3.ap-south-1.amazonaws.com\/images\/blog\/12%20Maths%20Book%20pic.jpg","keywords":["CBSE Study Material","class 12","Mathematics","NCERT Solutions"],"articleSection":["Mathematics","NCERT Solutions"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/","url":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/","name":"NCERT Solutions class 12 Maths Exercise 6.4 | myCBSEguide","isPartOf":{"@id":"https:\/\/mycbseguide.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#primaryimage"},"image":{"@id":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#primaryimage"},"thumbnailUrl":"https:\/\/media-mycbseguide.s3.ap-south-1.amazonaws.com\/images\/blog\/12%20Maths%20Book%20pic.jpg","datePublished":"2016-05-16T06:19:00+00:00","dateModified":"2018-05-04T09:28:21+00:00","description":"NCERT Solutions class 12 Maths Exercise 6.4 in PDF format for free download. NCERT Solutions Class 12 Maths.","breadcrumb":{"@id":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#primaryimage","url":"https:\/\/media-mycbseguide.s3.ap-south-1.amazonaws.com\/images\/blog\/12%20Maths%20Book%20pic.jpg","contentUrl":"https:\/\/media-mycbseguide.s3.ap-south-1.amazonaws.com\/images\/blog\/12%20Maths%20Book%20pic.jpg"},{"@type":"BreadcrumbList","@id":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-12-maths-exercise-6-4\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/mycbseguide.com\/blog\/"},{"@type":"ListItem","position":2,"name":"NCERT Solutions","item":"https:\/\/mycbseguide.com\/blog\/category\/ncert-solutions\/"},{"@type":"ListItem","position":3,"name":"NCERT Solutions class 12 Maths Exercise 6.4"}]},{"@type":"WebSite","@id":"https:\/\/mycbseguide.com\/blog\/#website","url":"https:\/\/mycbseguide.com\/blog\/","name":"myCBSEguide","description":"","publisher":{"@id":"https:\/\/mycbseguide.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/mycbseguide.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/mycbseguide.com\/blog\/#organization","name":"myCBSEguide","url":"https:\/\/mycbseguide.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/mycbseguide.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/mycbseguide.com\/blog\/wp-content\/uploads\/2016\/04\/books_square.png","contentUrl":"https:\/\/mycbseguide.com\/blog\/wp-content\/uploads\/2016\/04\/books_square.png","width":180,"height":180,"caption":"myCBSEguide"},"image":{"@id":"https:\/\/mycbseguide.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/mycbseguide\/","https:\/\/x.com\/mycbseguide","https:\/\/www.linkedin.com\/company\/mycbseguide\/","http:\/\/in.pinterest.com\/mycbseguide\/","https:\/\/www.youtube.com\/channel\/UCxuqSnnygFzwJG0pwogCNEQ"]},{"@type":"Person","@id":"https:\/\/mycbseguide.com\/blog\/#\/schema\/person\/10b8c7820ff29025ab8524da7c025f65","name":"myCBSEguide","sameAs":["http:\/\/mycbseguide.com"]}]}},"_links":{"self":[{"href":"https:\/\/mycbseguide.com\/blog\/wp-json\/wp\/v2\/posts\/4547","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mycbseguide.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mycbseguide.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mycbseguide.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mycbseguide.com\/blog\/wp-json\/wp\/v2\/comments?post=4547"}],"version-history":[{"count":6,"href":"https:\/\/mycbseguide.com\/blog\/wp-json\/wp\/v2\/posts\/4547\/revisions"}],"predecessor-version":[{"id":14878,"href":"https:\/\/mycbseguide.com\/blog\/wp-json\/wp\/v2\/posts\/4547\/revisions\/14878"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mycbseguide.com\/blog\/wp-json\/"}],"wp:attachment":[{"href":"https:\/\/mycbseguide.com\/blog\/wp-json\/wp\/v2\/media?parent=4547"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mycbseguide.com\/blog\/wp-json\/wp\/v2\/categories?post=4547"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mycbseguide.com\/blog\/wp-json\/wp\/v2\/tags?post=4547"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}