यदि \(a_1=4\), \(a_2=7\) और \(a_n=a_{n-1}+a_{n-2}\) है तो \(a_5\) क्या होगा?

If \(a_1=4\), \(a_2=7\), 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. (29)

Step 1

Concept

The terms are (4,7,11,18,29), so \(a_5=29\). Exam tip: add the previous two terms to get the new term.

Step 2

Why this answer is correct

The correct answer is D. (29). The terms are (4,7,11,18,29), so \(a_5=29\). Exam tip: add the previous two terms to get the new term.

Step 3

Exam Tip

पद (4,7,11,18,29) हैं इसलिए \(a_5=29\) है। पिछले दो पदों को जोड़कर नया पद बनता है।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=4\), \(a_2=7\) और \(a_n=a_{n-1}+a_{n-2}\) है तो \(a_5\) क्या होगा? / If \(a_1=4\), \(a_2=7\), and \(a_n=a_{n-1}+a_{n-2}\), what is \(a_5\)?

Correct Answer: D. (29). Explanation: पद (4,7,11,18,29) हैं इसलिए \(a_5=29\) है। पिछले दो पदों को जोड़कर नया पद बनता है। / The terms are (4,7,11,18,29), so \(a_5=29\). Exam tip: add the previous two terms to get the new term.

Which concept should I revise for this Mathematics MCQ?

The terms are (4,7,11,18,29), so \(a_5=29\). Exam tip: add the previous two terms to get the new term.

What exam hint can help solve this Mathematics question?

पद (4,7,11,18,29) हैं इसलिए \(a_5=29\) है। पिछले दो पदों को जोड़कर नया पद बनता है।