यदि \(a_1=45\) और \(a_{n+1}=\frac{a_n}{3}\) है तो \(a_3\) क्या होगा?

If \(a_1=45\) and \(a_{n+1}=\frac{a_n}{3}\), what is \(a_3\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (5)

Step 1

Concept

The terms are (45,15,5), so \(a_3=5\). Exam tip: divide the previous term by (3) each time.

Step 2

Why this answer is correct

The correct answer is B. (5). The terms are (45,15,5), so \(a_3=5\). Exam tip: divide the previous term by (3) each time.

Step 3

Exam Tip

पद (45,15,5) हैं इसलिए \(a_3=5\) है। हर बार पिछले पद को (3) से भाग दें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=45\) और \(a_{n+1}=\frac{a_n}{3}\) है तो \(a_3\) क्या होगा? / If \(a_1=45\) and \(a_{n+1}=\frac{a_n}{3}\), what is \(a_3\)?

Correct Answer: B. (5). Explanation: पद (45,15,5) हैं इसलिए \(a_3=5\) है। हर बार पिछले पद को (3) से भाग दें। / The terms are (45,15,5), so \(a_3=5\). Exam tip: divide the previous term by (3) each time.

Which concept should I revise for this Mathematics MCQ?

The terms are (45,15,5), so \(a_3=5\). Exam tip: divide the previous term by (3) each time.

What exam hint can help solve this Mathematics question?

पद (45,15,5) हैं इसलिए \(a_3=5\) है। हर बार पिछले पद को (3) से भाग दें।