यदि \(a_1=6\) और (a_{n+1}=a_n+(2n-1)) है तो \(a_5\) क्या होगा?

If \(a_1=6\) and (a_{n+1}=a_n+(2n-1)), what is \(a_5\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (22)

Step 1

Concept

The terms are (6,7,10,15,22), so \(a_5=22\). Exam tip: (2n-1) adds (1,3,5,7).

Step 2

Why this answer is correct

The correct answer is C. (22). The terms are (6,7,10,15,22), so \(a_5=22\). Exam tip: (2n-1) adds (1,3,5,7).

Step 3

Exam Tip

पद (6,7,10,15,22) हैं इसलिए \(a_5=22\) है। (2n-1) से (1,3,5,7) जुड़ते हैं।

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FAQs

Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=6\) और (a_{n+1}=a_n+(2n-1)) है तो \(a_5\) क्या होगा? / If \(a_1=6\) and (a_{n+1}=a_n+(2n-1)), what is \(a_5\)?

Correct Answer: C. (22). Explanation: पद (6,7,10,15,22) हैं इसलिए \(a_5=22\) है। (2n-1) से (1,3,5,7) जुड़ते हैं। / The terms are (6,7,10,15,22), so \(a_5=22\). Exam tip: (2n-1) adds (1,3,5,7).

Which concept should I revise for this Mathematics MCQ?

The terms are (6,7,10,15,22), so \(a_5=22\). Exam tip: (2n-1) adds (1,3,5,7).

What exam hint can help solve this Mathematics question?

पद (6,7,10,15,22) हैं इसलिए \(a_5=22\) है। (2n-1) से (1,3,5,7) जुड़ते हैं।