गुणोत्तर श्रेणी \(640,320,160,80,\ldots\) में (5) कौन-सा पद है?
In the geometric progression \(640,320,160,80,\ldots\), which term is (5)?
Explanation opens after your attempt
Correct Answer
B. आठवाँ पद(8)th term
Concept
Each term is multiplied by \(\frac{1}{2}\), and the terms are (640,320,160,80,40,20,10,5). In exams, you can also check a decreasing GP in order.
Why this answer is correct
The correct answer is B. आठवाँ पद / (8)th term. Each term is multiplied by \(\frac{1}{2}\), and the terms are (640,320,160,80,40,20,10,5). In exams, you can also check a decreasing GP in order.
Exam Tip
हर बार \(\frac{1}{2}\) से गुणा होता है और पद (640,320,160,80,40,20,10,5) हैं। परीक्षा में घटती GP को क्रम से भी जाँच सकते हैं।
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