यदि \(a_1=2\), \(a_2=6\) और \(a_n=a_{n-1}+a_{n-2}\) है तो \(a_5\) क्या होगा?

If \(a_1=2\), \(a_2=6\), and \(a_n=a_{n-1}+a_{n-2}\), what is \(a_5\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

D. (22)

Step 1

Concept

The terms are (2,6,8,14,22), so \(a_5=22\). Exam tip: add the previous two terms in the correct order.

Step 2

Why this answer is correct

The correct answer is D. (22). The terms are (2,6,8,14,22), so \(a_5=22\). Exam tip: add the previous two terms in the correct order.

Step 3

Exam Tip

पद (2,6,8,14,22) हैं इसलिए \(a_5=22\) है। दो पिछले पदों को सही क्रम में जोड़ें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=2\), \(a_2=6\) और \(a_n=a_{n-1}+a_{n-2}\) है तो \(a_5\) क्या होगा? / If \(a_1=2\), \(a_2=6\), and \(a_n=a_{n-1}+a_{n-2}\), what is \(a_5\)?

Correct Answer: D. (22). Explanation: पद (2,6,8,14,22) हैं इसलिए \(a_5=22\) है। दो पिछले पदों को सही क्रम में जोड़ें। / The terms are (2,6,8,14,22), so \(a_5=22\). Exam tip: add the previous two terms in the correct order.

Which concept should I revise for this Mathematics MCQ?

The terms are (2,6,8,14,22), so \(a_5=22\). Exam tip: add the previous two terms in the correct order.

What exam hint can help solve this Mathematics question?

पद (2,6,8,14,22) हैं इसलिए \(a_5=22\) है। दो पिछले पदों को सही क्रम में जोड़ें।