अनुक्रम \(81,27,9,3,\ldots\) का recursive rule कौन सा है?

Which recursive rule matches the sequence \(81,27,9,3,\ldots\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. \(a_1=81, a_{n+1}=\frac{a_n}{3}\)

Step 1

Concept

The first term is (81), and each term is divided by (3). Exam tip: both the first term and operation must be correct.

Step 2

Why this answer is correct

The correct answer is C. \(a_1=81, a_{n+1}=\frac{a_n}{3}\). The first term is (81), and each term is divided by (3). Exam tip: both the first term and operation must be correct.

Step 3

Exam Tip

पहला पद (81) है और हर बार (3) से भाग दिया गया है। पहला पद और क्रिया दोनों सही होने चाहिए।

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FAQs

Mathematics Answer, Explanation and Revision Hints

अनुक्रम \(81,27,9,3,\ldots\) का recursive rule कौन सा है? / Which recursive rule matches the sequence \(81,27,9,3,\ldots\)?

Correct Answer: C. \(a_1=81, a_{n+1}=\frac{a_n}{3}\). Explanation: पहला पद (81) है और हर बार (3) से भाग दिया गया है। पहला पद और क्रिया दोनों सही होने चाहिए। / The first term is (81), and each term is divided by (3). Exam tip: both the first term and operation must be correct.

Which concept should I revise for this Mathematics MCQ?

The first term is (81), and each term is divided by (3). Exam tip: both the first term and operation must be correct.

What exam hint can help solve this Mathematics question?

पहला पद (81) है और हर बार (3) से भाग दिया गया है। पहला पद और क्रिया दोनों सही होने चाहिए।