यदि \(a_1=4\) और \(a_{n+1}=n a_n+5\) है तो \(a_4\) क्या होगा?

If \(a_1=4\) and \(a_{n+1}=n a_n+5\), what is \(a_4\)?

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

D. (74)

Step 1

Concept

\(a_2=9\), \(a_3=23\), and \(a_4=74\). Exam tip: the multiplier (n) changes at each step.

Step 2

Why this answer is correct

The correct answer is D. (74). \(a_2=9\), \(a_3=23\), and \(a_4=74\). Exam tip: the multiplier (n) changes at each step.

Step 3

Exam Tip

\(a_2=9\), \(a_3=23\) और \(a_4=74\) है। गुणक (n) हर चरण में बदलता है।

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FAQs

Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=4\) और \(a_{n+1}=n a_n+5\) है तो \(a_4\) क्या होगा? / If \(a_1=4\) and \(a_{n+1}=n a_n+5\), what is \(a_4\)?

Correct Answer: D. (74). Explanation: \(a_2=9\), \(a_3=23\) और \(a_4=74\) है। गुणक (n) हर चरण में बदलता है। / \(a_2=9\), \(a_3=23\), and \(a_4=74\). Exam tip: the multiplier (n) changes at each step.

Which concept should I revise for this Mathematics MCQ?

\(a_2=9\), \(a_3=23\), and \(a_4=74\). Exam tip: the multiplier (n) changes at each step.

What exam hint can help solve this Mathematics question?

\(a_2=9\), \(a_3=23\) और \(a_4=74\) है। गुणक (n) हर चरण में बदलता है।