{"id":4866,"date":"2016-05-18T11:49:00","date_gmt":"2016-05-18T06:19:00","guid":{"rendered":"http:\/\/mycbseguide.com\/blog\/ncert-solutions-class-10-maths-exercise-2-2\/"},"modified":"2023-03-22T15:20:55","modified_gmt":"2023-03-22T09:50:55","slug":"ncert-solutions-for-class-10-maths-exercise-2-2","status":"publish","type":"post","link":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-10-maths-exercise-2-2\/","title":{"rendered":"NCERT Solutions for Class 10 Maths Exercise 2.2"},"content":{"rendered":"<p>NCERT Solutions for Class 10 Maths Exercise 2.2 Class 10 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 10 Maths chapter wise NCERT solution for Maths Book for all the chapters can be downloaded from our website and myCBSEguide mobile app for free.<\/p>\n<p style=\"text-align: center;\"><strong>NCERT solutions for Class 10\u00a0Maths Polynomials\u00a0<a class=\"button\" href=\"https:\/\/mycbseguide.com\/downloads\/cbse-class-10-mathematics-polynomials\/1204\/ncert-solutions\/5\/\">Download as PDF<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignright\" src=\"https:\/\/media-mycbseguide.s3.ap-south-1.amazonaws.com\/images\/blog\/10%20Maths%20Book.jpg\" alt=\"NCERT Solutions for Class 10 Maths Exercise 2.2\" width=\"128\" height=\"158\" \/><\/p>\n<h2>\u00a0NCERT Solutions for Class 10 Maths\u00a0Polynomials<\/h2>\n<p style=\"text-align: justify;\"><strong>1. Find the zeroes of the following quadratic polynomials and verify the relationship between the zeros and the coefficients. <\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(i) <img decoding=\"async\" style=\"height: 22px; width: 72px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image001.png\" \/><\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(ii) <img decoding=\"async\" style=\"height: 22px; width: 76px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image002.png\" \/><\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(iii) <img decoding=\"async\" style=\"height: 22px; width: 80px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image003.png\" \/><\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(iv) <img decoding=\"async\" style=\"height: 22px; width: 60px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image004.png\" \/><\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(v) <img decoding=\"async\" style=\"height: 22px; width: 47px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image005.png\" \/><\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(vi) <img decoding=\"async\" style=\"height: 22px; width: 72px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image006.png\" \/><\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>Ans. (i) <img decoding=\"async\" style=\"height: 22px; width: 72px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image007.png\" \/><\/strong><\/p>\n<p style=\"text-align: justify;\">Comparing given polynomial with general form <img decoding=\"async\" style=\"height: 22px; width: 79px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image008.png\" \/>,<\/p>\n<p style=\"text-align: justify;\">We get a = 1, b = -2 and c = -8<\/p>\n<p style=\"text-align: justify;\">We have, <img decoding=\"async\" style=\"height: 22px; width: 72px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image007.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 22px; width: 115px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image009.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <em>x<\/em>(<em>x<\/em>\u22124)+2(<em>x<\/em>\u22124) = (<em>x<\/em>\u22124)(<em>x<\/em>+2)<\/p>\n<p style=\"text-align: justify;\">Equating this equal to 0 will find values of 2 zeroes of this polynomial.<\/p>\n<p style=\"text-align: justify;\">(<em>x<\/em>\u22124)(<em>x<\/em>+2) = 0<\/p>\n<p style=\"text-align: justify;\">\u21d2 <em>x <\/em>= 4, \u22122 are two zeroes.<\/p>\n<p style=\"text-align: justify;\">Sum of zeroes = 4 \u2013 2 = 2 = <img decoding=\"async\" style=\"height: 44px; width: 48px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image010.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" style=\"height: 42px; width: 153px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image011.png\" \/><\/p>\n<p style=\"text-align: justify;\">Product of zeroes = 4 \u00d7 \u22122 = \u22128<\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" style=\"height: 41px; width: 176px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image012.png\" \/><\/p>\n<p style=\"text-align: justify;\"><strong>(ii) <img decoding=\"async\" style=\"height: 22px; width: 76px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image013.png\" \/><\/strong><\/p>\n<p style=\"text-align: justify;\">Here, a = 4, b = -4 and c = 1<\/p>\n<p style=\"text-align: justify;\">We have, <img decoding=\"async\" style=\"height: 22px; width: 76px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image013.png\" \/><\/p>\n<p style=\"text-align: justify;\">=<img decoding=\"async\" style=\"height: 22px; width: 105px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image014.png\" \/><\/p>\n<p style=\"text-align: justify;\">=2<em>s<\/em>(2<em>s<\/em>\u22121)\u22121(2<em>s<\/em>\u22121)<br \/>\n= (2<em>s<\/em>\u22121)(2<em>s<\/em>\u22121)<\/p>\n<p style=\"text-align: justify;\">Equating this equal to 0 will find values of 2 zeroes of this polynomial.<\/p>\n<p style=\"text-align: justify;\">\u21d2 (2<em>s<\/em>\u22121)(2<em>s<\/em>\u22121) = 0<\/p>\n<p style=\"text-align: justify;\">\u21d2 <em>s <\/em>= <img decoding=\"async\" style=\"height: 42px; width: 33px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image015.png\" \/><\/p>\n<p style=\"text-align: justify;\">Therefore, two zeroes of this polynomial are <img decoding=\"async\" style=\"height: 42px; width: 33px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image015.png\" \/><\/p>\n<p style=\"text-align: justify;\">Sum of zeroes = <img decoding=\"async\" style=\"height: 42px; width: 40px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image016.png\" \/>= 1 = <img decoding=\"async\" style=\"height: 44px; width: 128px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image017.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" style=\"height: 42px; width: 153px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image011.png\" \/><\/p>\n<p style=\"text-align: justify;\">Product of Zeroes = <img decoding=\"async\" style=\"height: 42px; width: 65px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image018.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 41px; width: 155px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image019.png\" \/><\/p>\n<p style=\"text-align: justify;\"><strong>(iii) <img decoding=\"async\" style=\"height: 22px; width: 80px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image020.png\" \/><\/strong><\/p>\n<p style=\"text-align: justify;\">Here, a = 6, b = -7 and c = -3<\/p>\n<p style=\"text-align: justify;\">We have, <img decoding=\"async\" style=\"height: 22px; width: 80px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image020.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 22px; width: 102px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image021.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 22px; width: 128px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image022.png\" \/><\/p>\n<p style=\"text-align: justify;\">= 3<em>x<\/em>(2<em>x<\/em>\u22123)+1(2<em>x<\/em>\u22123) = (2<em>x<\/em>\u22123)(3<em>x<\/em>+1)<\/p>\n<p style=\"text-align: justify;\">Equating this equal to 0 will find values of 2 zeroes of this polynomial.<\/p>\n<p style=\"text-align: justify;\">\u21d2 (2<em>x<\/em>\u22123)(3<em>x<\/em>+1) = 0<\/p>\n<p style=\"text-align: justify;\">\u21d2 <em>x <\/em>= <img decoding=\"async\" style=\"height: 42px; width: 42px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image023.png\" \/><\/p>\n<p style=\"text-align: justify;\">Therefore, two zeroes of this polynomial are <img decoding=\"async\" style=\"height: 42px; width: 42px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image023.png\" \/><\/p>\n<p style=\"text-align: justify;\">Sum of zeroes = <img decoding=\"async\" style=\"height: 45px; width: 193px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image024.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 42px; width: 153px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image011.png\" \/><\/p>\n<p style=\"text-align: justify;\">Product of Zeroes = <img decoding=\"async\" style=\"height: 42px; width: 233px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image025.png\" \/><\/p>\n<p style=\"text-align: justify;\"><strong>(iv) <img decoding=\"async\" style=\"height: 22px; width: 59px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image026.png\" \/><\/strong><\/p>\n<p style=\"text-align: justify;\">Here, a = 4, b = 8 and c = 0<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 26px; width: 139px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image027.png\" \/><\/p>\n<p style=\"text-align: justify;\">Equating this equal to 0 will find values of 2 zeroes of this polynomial.<\/p>\n<p style=\"text-align: justify;\">\u21d2 4<em>u<\/em>(<em>u<\/em>+2) = 0<\/p>\n<p style=\"text-align: justify;\">\u21d2 <em>u <\/em>= 0,\u22122<\/p>\n<p style=\"text-align: center;\">NCERT Solutions for Class 10 Maths Exercise 2.2<\/p>\n<p style=\"text-align: justify;\">Therefore, two zeroes of this polynomial are 0, \u22122<\/p>\n<p style=\"text-align: justify;\">Sum of zeroes = 0\u22122 = \u22122 = <img decoding=\"async\" style=\"height: 41px; width: 83px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image028.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" style=\"height: 42px; width: 153px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image011.png\" \/><\/p>\n<p style=\"text-align: justify;\">Product of Zeroes <img decoding=\"async\" style=\"height: 19px; width: 60px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image029.png\" \/>= 0<\/p>\n<p style=\"text-align: justify;\">= <img decoding=\"async\" style=\"height: 41px; width: 169px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image030.png\" \/><\/p>\n<p style=\"text-align: justify;\"><strong>(v) <img decoding=\"async\" style=\"height: 22px; width: 47px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image031.png\" \/><\/strong><\/p>\n<p style=\"text-align: justify;\">Here, a = 1, b = 0 and c = -15<\/p>\n<p style=\"text-align: justify;\">We have, <img decoding=\"async\" style=\"height: 22px; width: 47px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image031.png\" \/>\u21d2 <img decoding=\"async\" style=\"height: 22px; width: 53px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image032.png\" \/>\u21d2 <em>t <\/em>= <img decoding=\"async\" style=\"height: 24px; width: 43px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image033.png\" \/><\/p>\n<p style=\"text-align: justify;\">Therefore, two zeroes of this polynomial are <img decoding=\"async\" style=\"height: 25px; width: 71px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image034.png\" \/><\/p>\n<p style=\"text-align: justify;\">Sum of zeroes = <img decoding=\"async\" style=\"height: 41px; width: 156px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image035.png\" \/><img decoding=\"async\" style=\"height: 42px; width: 153px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image011.png\" \/><\/p>\n<p style=\"text-align: justify;\">Product of Zeroes = <img decoding=\"async\" style=\"height: 25px; width: 132px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image036.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 42px; width: 195px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image037.png\" \/><\/p>\n<p style=\"text-align: justify;\"><strong>(vi) <img decoding=\"async\" style=\"height: 22px; width: 72px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image038.png\" \/><\/strong><\/p>\n<p style=\"text-align: justify;\">Here, a = 3, b = -1 and c = -4<\/p>\n<p style=\"text-align: justify;\">We have, <img decoding=\"async\" style=\"height: 22px; width: 72px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image038.png\" \/>= <img decoding=\"async\" style=\"height: 22px; width: 110px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image039.png\" \/><\/p>\n<p style=\"text-align: justify;\">= <em>x<\/em>(3<em>x<\/em>\u22124)+1(3<em>x<\/em>\u22124) = (3<em>x<\/em>\u22124)(<em>x<\/em>+1)<\/p>\n<p style=\"text-align: justify;\">Equating this equal to 0 will find values of 2 zeroes of this polynomial.<\/p>\n<p style=\"text-align: justify;\">\u21d2 (3<em>x<\/em>\u22124)(<em>x<\/em>+1) = 0<\/p>\n<p style=\"text-align: justify;\">\u21d2 <em>x <\/em>= <img decoding=\"async\" style=\"height: 42px; width: 36px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image040.png\" \/><\/p>\n<p style=\"text-align: justify;\">Therefore, two zeroes of this polynomial are <img decoding=\"async\" style=\"height: 42px; width: 36px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image040.png\" \/><\/p>\n<p style=\"text-align: justify;\">Sum of zeroes = <img decoding=\"async\" style=\"height: 45px; width: 199px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image041.png\" \/><img decoding=\"async\" style=\"height: 42px; width: 153px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image011.png\" \/><\/p>\n<p style=\"text-align: justify;\">Product of Zeroes = <img decoding=\"async\" style=\"height: 42px; width: 244px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image042.png\" \/><\/p>\n<hr \/>\n<p style=\"text-align: center;\">NCERT Solutions for Class 10 Maths Exercise 2.2<\/p>\n<p style=\"text-align: justify;\"><strong>2. Find a quadratic polynomial each with the given numbers as the sum and product of its zeroes respectively.<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(i) <img decoding=\"async\" style=\"height: 42px; width: 16px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image043.png\" \/>, \u22121 <\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(ii) <img decoding=\"async\" style=\"height: 23px; width: 25px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image044.png\" \/>, 13 <\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(iii) 0, <img decoding=\"async\" style=\"height: 24px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image045.png\" \/><\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(iv) 1, 1 <\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(v) <img decoding=\"async\" style=\"height: 42px; width: 42px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image046.png\" \/><\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>(vi) 4, 1<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>Ans. (i) <\/strong><img decoding=\"async\" style=\"height: 42px; width: 16px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image043.png\" \/>, \u22121<\/p>\n<p style=\"text-align: justify;\">Let quadratic polynomial be <img decoding=\"async\" style=\"height: 22px; width: 79px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image008.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <em>\u03b1<\/em> and <em>\u03b2<\/em> are two zeroes of above quadratic polynomial.<\/p>\n<p style=\"text-align: justify;\"><em>\u03b1<\/em>+<em>\u03b2<\/em> = <img decoding=\"async\" style=\"height: 42px; width: 16px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image043.png\" \/> = <img decoding=\"async\" style=\"height: 42px; width: 27px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image047.png\" \/><\/p>\n<p style=\"text-align: justify;\"><em>\u03b1 <\/em>\u00d7 <em>\u03b2 <\/em>= -1 <img decoding=\"async\" style=\"height: 41px; width: 59px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image048.png\" \/> <img decoding=\"async\" style=\"height: 41px; width: 37px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image049.png\" \/> = <img decoding=\"async\" style=\"height: 42px; width: 16px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image050.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image051.png\" \/><img decoding=\"async\" style=\"height: 21px; width: 128px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image052.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image051.png\" \/> Quadratic polynomial which satisfies above conditions = <img decoding=\"async\" style=\"height: 22px; width: 72px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image053.png\" \/><\/p>\n<p style=\"text-align: justify;\"><strong>(ii) <\/strong><img decoding=\"async\" style=\"height: 41px; width: 39px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image054.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let quadratic polynomial be <img decoding=\"async\" style=\"height: 22px; width: 79px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image008.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <em>\u03b1<\/em> and <em>\u03b2<\/em> be two zeros of above quadratic polynomial.<\/p>\n<p style=\"text-align: justify;\"><em>\u03b1<\/em>+<em>\u03b2 <\/em>= <img decoding=\"async\" style=\"height: 46px; width: 92px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image055.png\" \/>= <img decoding=\"async\" style=\"height: 42px; width: 27px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image047.png\" \/><\/p>\n<p style=\"text-align: justify;\"><em>\u03b1 <\/em>\u00d7 <em>\u03b2 <\/em>= <img decoding=\"async\" style=\"height: 41px; width: 14px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image056.png\" \/> which is equal to <img decoding=\"async\" style=\"height: 42px; width: 16px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image050.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image051.png\" \/> <img decoding=\"async\" style=\"height: 25px; width: 136px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image057.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image051.png\" \/> Quadratic polynomial which satisfies above conditions = <img decoding=\"async\" style=\"height: 23px; width: 88px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image058.png\" \/><\/p>\n<p style=\"text-align: justify;\"><strong>(iii) <\/strong>0, <img decoding=\"async\" style=\"height: 24px; width: 24px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image045.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let quadratic polynomial be <img decoding=\"async\" style=\"height: 22px; width: 80px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image059.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <em>\u03b1<\/em> and <em>\u03b2<\/em> be two zeros of above quadratic polynomial.<\/p>\n<p style=\"text-align: justify;\"><em>\u03b1<\/em>+<em>\u03b2 <\/em>= 0 <img decoding=\"async\" style=\"height: 41px; width: 28px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image060.png\" \/> = <img decoding=\"async\" style=\"height: 42px; width: 27px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image047.png\" \/><\/p>\n<p style=\"text-align: justify;\"><em>\u03b1 <img decoding=\"async\" style=\"height: 14px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image061.png\" \/><\/em> <em>\u03b2 <\/em>= <img decoding=\"async\" style=\"height: 45px; width: 63px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image062.png\" \/> = <img decoding=\"async\" style=\"height: 42px; width: 16px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image050.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image051.png\" \/> <img decoding=\"async\" style=\"height: 25px; width: 120px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image063.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image051.png\" \/> Quadratic polynomial which satisfies above conditions <img decoding=\"async\" style=\"height: 24px; width: 64px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image064.png\" \/><\/p>\n<p style=\"text-align: justify;\"><strong>(iv) <\/strong>1, 1<\/p>\n<p style=\"text-align: justify;\">Let quadratic polynomial be <img decoding=\"async\" style=\"height: 22px; width: 80px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image059.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <em>\u03b1<\/em> and <em>\u03b2<\/em> be two zeros of above quadratic polynomial.<\/p>\n<p style=\"text-align: justify;\"><em>\u03b1<\/em>+<em>\u03b2 <\/em>= 1 <img decoding=\"async\" style=\"height: 44px; width: 59px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image065.png\" \/> = <img decoding=\"async\" style=\"height: 42px; width: 27px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image047.png\" \/><\/p>\n<p style=\"text-align: justify;\"><em>\u03b1<img decoding=\"async\" style=\"height: 14px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image061.png\" \/> <\/em> <em>\u03b2 <\/em>= 1 <img decoding=\"async\" style=\"height: 41px; width: 25px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image066.png\" \/> =<img decoding=\"async\" style=\"height: 42px; width: 16px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image050.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image051.png\" \/> <img decoding=\"async\" style=\"height: 21px; width: 113px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image067.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image051.png\" \/> Quadratic polynomial which satisfies above conditions = <img decoding=\"async\" style=\"height: 22px; width: 62px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image068.png\" \/><\/p>\n<p style=\"text-align: justify;\"><strong>(v) <\/strong> <img decoding=\"async\" style=\"height: 42px; width: 42px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image046.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let quadratic polynomial be <img decoding=\"async\" style=\"height: 22px; width: 80px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image059.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <em>\u03b1<\/em> and <em>\u03b2<\/em> be two zeros of above quadratic polynomial.<\/p>\n<p style=\"text-align: justify;\"><em>\u03b1<\/em>+<em>\u03b2 <\/em>= <img decoding=\"async\" style=\"height: 42px; width: 26px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image069.png\" \/>= <img decoding=\"async\" style=\"height: 42px; width: 27px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image047.png\" \/><\/p>\n<p style=\"text-align: justify;\"><em>\u03b1 <img decoding=\"async\" style=\"height: 14px; width: 12px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image061.png\" \/><\/em> <em>\u03b2 <\/em>= <img decoding=\"async\" style=\"height: 42px; width: 16px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image043.png\" \/> = <img decoding=\"async\" style=\"height: 42px; width: 16px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image050.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image051.png\" \/> <img decoding=\"async\" style=\"height: 21px; width: 105px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image070.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image051.png\" \/> Quadratic polynomial which satisfies above conditions = <img decoding=\"async\" style=\"height: 22px; width: 71px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image071.png\" \/><\/p>\n<p style=\"text-align: justify;\"><strong>(vi) <\/strong>4, 1<\/p>\n<p style=\"text-align: justify;\">Let quadratic polynomial be <img decoding=\"async\" style=\"height: 22px; width: 80px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image059.png\" \/><\/p>\n<p style=\"text-align: justify;\">Let <em>\u03b1<\/em> and <em>\u03b2<\/em> be two zeros of above quadratic polynomial.<\/p>\n<p style=\"text-align: justify;\"><em>\u03b1<\/em>+<em>\u03b2 <\/em>= 4 <img decoding=\"async\" style=\"height: 44px; width: 48px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image072.png\" \/> = <img decoding=\"async\" style=\"height: 42px; width: 27px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image047.png\" \/><\/p>\n<p style=\"text-align: justify;\"><em>\u03b1 <\/em>\u00d7 <em>\u03b2 <\/em>= 1 <img decoding=\"async\" style=\"height: 41px; width: 25px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image066.png\" \/> = <img decoding=\"async\" style=\"height: 42px; width: 16px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image050.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image051.png\" \/> <img decoding=\"async\" style=\"height: 21px; width: 115px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image073.png\" \/><\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" style=\"height: 13px; width: 15px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image051.png\" \/> Quadratic polynomial which satisfies above conditions <img decoding=\"async\" style=\"height: 22px; width: 80px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/ncert\/10\/mathematics\/ch02\/Ex2.2\/image074.png\" \/><\/p>\n<h2>NCERT Solutions for Class 10 Maths Exercise 2.2<\/h2>\n<p>NCERT Solutions for Class 10 Maths Exercise 2.2 PDF (Download) Free from myCBSEguide app and myCBSEguide website. Ncert solution class 10 Maths includes text book solutions from Mathematics Book. NCERT Solutions for CBSE Class 10 Maths have total 15 chapters. 10 Maths NCERT Solutions in PDF for free Download on our website. Ncert Maths class 10 solutions PDF and Maths ncert class 10 PDF solutions with latest modifications and as per the latest CBSE syllabus are only available in myCBSEguide.<\/p>\n<h2>CBSE app for Class 10<\/h2>\n<p>To download NCERT Solutions for Class 10 Maths, Computer Science, Home Science,Hindi ,English, Social 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 for Class 10 Maths Exercise 2.2 Class 10 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 &#8230; <a title=\"NCERT Solutions for Class 10 Maths Exercise 2.2\" class=\"read-more\" href=\"https:\/\/mycbseguide.com\/blog\/ncert-solutions-for-class-10-maths-exercise-2-2\/\" aria-label=\"More on NCERT Solutions for Class 10 Maths Exercise 2.2\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":30026,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1347,281],"tags":[1042,283,438,321,1485,216],"class_list":["post-4866","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mathematics","category-ncert-solutions","tag-cbse-class-10-mathematics","tag-cbse-study-material","tag-class-10","tag-mathematics","tag-maths","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 for Class 10 Maths Exercise 2.2 |<\/title>\n<meta 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