यदि \(a_1=6\) और \(a_{n+1}=a_n+2a_1+n\) है तो \(a_3\) क्या होगा?

If \(a_1=6\) and \(a_{n+1}=a_n+2a_1+n\), what is \(a_3\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (31)

Step 1

Concept

\(a_2=6+12+1=19\) and \(a_3=19+12+2=33\). The correct option should be (33).

Step 2

Why this answer is correct

The correct answer is B. (31). \(a_2=6+12+1=19\) and \(a_3=19+12+2=33\). The correct option should be (33).

Step 3

Exam Tip

\(a_2=6+12+1=19\) और \(a_3=19+12+2=33\) नहीं बल्कि (33) है। सही विकल्प (33) होना चाहिए।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=6\) और \(a_{n+1}=a_n+2a_1+n\) है तो \(a_3\) क्या होगा? / If \(a_1=6\) and \(a_{n+1}=a_n+2a_1+n\), what is \(a_3\)?

Correct Answer: B. (31). Explanation: \(a_2=6+12+1=19\) और \(a_3=19+12+2=33\) नहीं बल्कि (33) है। सही विकल्प (33) होना चाहिए। / \(a_2=6+12+1=19\) and \(a_3=19+12+2=33\). The correct option should be (33).

Which concept should I revise for this Mathematics MCQ?

\(a_2=6+12+1=19\) and \(a_3=19+12+2=33\). The correct option should be (33).

What exam hint can help solve this Mathematics question?

\(a_2=6+12+1=19\) और \(a_3=19+12+2=33\) नहीं बल्कि (33) है। सही विकल्प (33) होना चाहिए।