अनुक्रम \(81,27,9,3,\ldots\) का recursive rule कौन सा है?
Which recursive rule matches the sequence \(81,27,9,3,\ldots\)?
Explanation opens after your attempt
C. \(a_1=81, a_{n+1}=\frac{a_n}{3}\)
Concept
The first term is (81), and each term is divided by (3). Exam tip: both the first term and operation must be correct.
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.
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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