{"id":4606,"date":"2016-05-17T09:49:00","date_gmt":"2016-05-17T04:19:00","guid":{"rendered":"http:\/\/mycbseguide.com\/blog\/ncert-solutions-class-11-maths-exercise-9-1\/"},"modified":"2016-05-17T11:06:26","modified_gmt":"2016-05-17T05:36:26","slug":"ncert-solutions-class-11-maths-exercise-9-1","status":"publish","type":"post","link":"https:\/\/mycbseguide.com\/blog\/ncert-solutions-class-11-maths-exercise-9-1\/","title":{"rendered":"NCERT Solutions class-11 Maths Exercise 9.1"},"content":{"rendered":"

Exercise 9.1<\/strong><\/p>\n

Write the first five terms of each of the sequences in Exercises 1 to 6 whose terms are:<\/strong><\/p>\n

1. <\/strong><\/p>\n

Ans. <\/strong>Given: <\/p>\n

Putting and 5, we get,<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

Therefore, the first five terms are 3, 8, 15, 24 and 35.<\/p>\n

\n

2. <\/strong><\/p>\n

Ans. <\/strong>Given: <\/p>\n

Putting and 5, we get,<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

Therefore, the first five terms are and <\/p>\n

\n

3. <\/strong><\/p>\n

Ans. <\/strong>Given: <\/p>\n

Putting and 5, we get,<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

Therefore, the first five terms are 2, 4, 8, 16 and 32.<\/p>\n

\n

4. <\/strong><\/p>\n

Ans. <\/strong>Given: <\/p>\n

Putting and 5, we get,<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

Therefore, the first five terms are and <\/p>\n

\n

5. <\/strong><\/p>\n

Ans. <\/strong>Given: <\/p>\n

Putting and 5, we get,<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

Therefore, the first five terms are and <\/p>\n

\n

6. <\/strong><\/p>\n

Ans. <\/strong>Given: <\/p>\n

Putting and 5, we get,<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

Therefore, the first five terms are and <\/p>\n

\n

Find the indicated terms in each of the sequences in Exercises 7 to 10 where terms are:<\/strong><\/p>\n

7. <\/strong><\/p>\n

Ans. <\/strong>Given: <\/p>\n

<\/p>\n

<\/p>\n

Therefore, 17th<\/sup> and 24th<\/sup> terms are 65 and 93 respectively.<\/p>\n

\n

8. <\/strong><\/p>\n

Ans. <\/strong>Given: <\/p>\n

<\/p>\n

Therefore, 7th<\/sup> term is <\/p>\n

\n

9. <\/strong><\/p>\n

Ans. <\/strong>Given: <\/p>\n

<\/p>\n

Therefore, 9th<\/sup> term is 729.<\/p>\n

\n

10. <\/strong><\/p>\n

Ans. <\/strong>Given: <\/p>\n

<\/p>\n

Therefore, 20th<\/sup> term is .<\/p>\n

\n

Write the first five terms of each of the sequences in Exercises 11 to 13 and obtain the corresponding series:<\/strong><\/p>\n

11. for all <\/strong><\/p>\n

Ans. <\/strong>Given: for all <\/p>\n

Putting and 5, we get<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

Therefore, corresponding series is3 + 11 + 35 + 107 + 323 + \u2026\u2026\u2026.<\/p>\n

\n

12. <\/strong><\/p>\n

Ans. <\/strong>Given: <\/p>\n

Putting and 5, we get<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

Therefore, corresponding series is <\/p>\n

\n

13. <\/strong><\/p>\n

Ans. <\/strong>Given: <\/p>\n

Putting and 5, we get<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

Therefore, corresponding series is <\/p>\n

\n

14. The Fibonacci sequence is defined by and Find for <\/strong><\/p>\n

Ans. <\/strong>Given: and <\/p>\n

Putting 3, 4, 5 and 6, we have<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n

Now, <\/p>\n

For <\/p>\n

For <\/p>\n

For <\/p>\n

For <\/p>\n

For <\/p>\n","protected":false},"excerpt":{"rendered":"

Exercise 9.1 Write the first five terms of each of the sequences in Exercises 1 to 6 whose terms are: 1. Ans. Given: Putting and 5, we get, Therefore, the first five terms are 3, 8, 15, 24 and 35. 2. Ans. Given: Putting and 5, we get, Therefore, the first five terms are and … Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47,281],"tags":[],"class_list":["post-4606","post","type-post","status-publish","format-standard","hentry","category-cbse-class-11","category-ncert-solutions"],"yoast_head":"\nNCERT Solutions class-11 Maths Exercise 9.1 | myCBSEguide<\/title>\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-11-maths-exercise-9-1\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NCERT Solutions class-11 Maths Exercise 9.1 | myCBSEguide\" \/>\n<meta property=\"og:description\" content=\"Exercise 9.1 Write the first five terms of each of the sequences in Exercises 1 to 6 whose terms are: 1. Ans. Given: Putting and 5, we get, Therefore, the first five terms are 3, 8, 15, 24 and 35. 2. Ans. Given: Putting and 5, we get, Therefore, the first five terms are and ... 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