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

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

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (5)

Step 1

Concept

The terms are (1,2,5), so \(a_3=5\). Exam tip: square first and then add (1).

Step 2

Why this answer is correct

The correct answer is C. (5). The terms are (1,2,5), so \(a_3=5\). Exam tip: square first and then add (1).

Step 3

Exam Tip

पद (1,2,5) मिलते हैं इसलिए \(a_3=5\) है। पहले वर्ग करें फिर (1) जोड़ें।

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Mathematics Answer, Explanation and Revision Hints

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

Correct Answer: C. (5). Explanation: पद (1,2,5) मिलते हैं इसलिए \(a_3=5\) है। पहले वर्ग करें फिर (1) जोड़ें। / The terms are (1,2,5), so \(a_3=5\). Exam tip: square first and then add (1).

Which concept should I revise for this Mathematics MCQ?

The terms are (1,2,5), so \(a_3=5\). Exam tip: square first and then add (1).

What exam hint can help solve this Mathematics question?

पद (1,2,5) मिलते हैं इसलिए \(a_3=5\) है। पहले वर्ग करें फिर (1) जोड़ें।