यदि \(a_1=4\) और \(a_{n+1}=a_n+3n-1\) है तो \(a_5\) क्या होगा?

If \(a_1=4\) and \(a_{n+1}=a_n+3n-1\), what is \(a_5\)?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

C. (32)

Step 1

Concept

The terms are (4,6,11,19,30), so \(a_5=30\). The additions are (2,5,8,11).

Step 2

Why this answer is correct

The correct answer is C. (32). The terms are (4,6,11,19,30), so \(a_5=30\). The additions are (2,5,8,11).

Step 3

Exam Tip

पद (4,6,11,19,30) नहीं बल्कि \(a_5=30\) है। सही गणना में (2,5,8,11) जोड़े जाते हैं।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=4\) और \(a_{n+1}=a_n+3n-1\) है तो \(a_5\) क्या होगा? / If \(a_1=4\) and \(a_{n+1}=a_n+3n-1\), what is \(a_5\)?

Correct Answer: C. (32). Explanation: पद (4,6,11,19,30) नहीं बल्कि \(a_5=30\) है। सही गणना में (2,5,8,11) जोड़े जाते हैं। / The terms are (4,6,11,19,30), so \(a_5=30\). The additions are (2,5,8,11).

Which concept should I revise for this Mathematics MCQ?

The terms are (4,6,11,19,30), so \(a_5=30\). The additions are (2,5,8,11).

What exam hint can help solve this Mathematics question?

पद (4,6,11,19,30) नहीं बल्कि \(a_5=30\) है। सही गणना में (2,5,8,11) जोड़े जाते हैं।