गुणोत्तर श्रेढ़ी \(81,27,9,\ldots\) का (5)वाँ पद क्या है?
What is the (5)th term of the geometric progression \(81,27,9,\ldots\)?
Explanation opens after your attempt
A. (1)
Concept
The common ratio is \(\frac{1}{3}\), and the terms are (81,27,9,3,1). In a decreasing progression, keep multiplying by the ratio.
Why this answer is correct
The correct answer is A. (1). The common ratio is \(\frac{1}{3}\), and the terms are (81,27,9,3,1). In a decreasing progression, keep multiplying by the ratio.
Exam Tip
सार्व अनुपात \(\frac{1}{3}\) है और पद (81,27,9,3,1) हैं। घटती श्रेढ़ी में अनुपात से गुणा करते जाएं।
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