यदि \(a_1=4\) और \(a_{n+1}=a_n+3a_1+n\) है तो \(a_3\) क्या होगा?

If \(a_1=4\) and \(a_{n+1}=a_n+3a_1+n\), what is \(a_3\)?

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

D. (31)

Step 1

Concept

\(a_2=4+12+1=17\) and \(a_3=17+12+2=31\). Exam tip: \(a_1\) stays fixed while (n) changes.

Step 2

Why this answer is correct

The correct answer is D. (31). \(a_2=4+12+1=17\) and \(a_3=17+12+2=31\). Exam tip: \(a_1\) stays fixed while (n) changes.

Step 3

Exam Tip

\(a_2=4+12+1=17\) और \(a_3=17+12+2=31\) है। \(a_1\) स्थिर रहता है और (n) बदलता है।

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FAQs

Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=4\) और \(a_{n+1}=a_n+3a_1+n\) है तो \(a_3\) क्या होगा? / If \(a_1=4\) and \(a_{n+1}=a_n+3a_1+n\), what is \(a_3\)?

Correct Answer: D. (31). Explanation: \(a_2=4+12+1=17\) और \(a_3=17+12+2=31\) है। \(a_1\) स्थिर रहता है और (n) बदलता है। / \(a_2=4+12+1=17\) and \(a_3=17+12+2=31\). Exam tip: \(a_1\) stays fixed while (n) changes.

Which concept should I revise for this Mathematics MCQ?

\(a_2=4+12+1=17\) and \(a_3=17+12+2=31\). Exam tip: \(a_1\) stays fixed while (n) changes.

What exam hint can help solve this Mathematics question?

\(a_2=4+12+1=17\) और \(a_3=17+12+2=31\) है। \(a_1\) स्थिर रहता है और (n) बदलता है।