यदि \(a_1=7\) और \(a_{n+1}=3a_n-2n\) है तो \(a_2\) क्या होगा?

If \(a_1=7\) and \(a_{n+1}=3a_n-2n\), what is \(a_2\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (19)

Step 1

Concept

\(a_2=3\times7-2\times1=19\). Exam tip: use (n=1) for the next term.

Step 2

Why this answer is correct

The correct answer is B. (19). \(a_2=3\times7-2\times1=19\). Exam tip: use (n=1) for the next term.

Step 3

Exam Tip

\(a_2=3\times7-2\times1=19\) है। अगले पद के लिए (n=1) रखें।

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FAQs

Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=7\) और \(a_{n+1}=3a_n-2n\) है तो \(a_2\) क्या होगा? / If \(a_1=7\) and \(a_{n+1}=3a_n-2n\), what is \(a_2\)?

Correct Answer: B. (19). Explanation: \(a_2=3\times7-2\times1=19\) है। अगले पद के लिए (n=1) रखें। / \(a_2=3\times7-2\times1=19\). Exam tip: use (n=1) for the next term.

Which concept should I revise for this Mathematics MCQ?

\(a_2=3\times7-2\times1=19\). Exam tip: use (n=1) for the next term.

What exam hint can help solve this Mathematics question?

\(a_2=3\times7-2\times1=19\) है। अगले पद के लिए (n=1) रखें।