किस विकल्प में (a=12) और (r=2) वाली गुणोत्तर श्रेढ़ी के पहले चार पद हैं?
Which option has the first four terms of a geometric progression with (a=12) and (r=2)?
Explanation opens after your attempt
B. (12,24,48,96)
Concept
The first term is (12), and multiplying by (2) each time gives (12,24,48,96). Match both (a) and (r).
Why this answer is correct
The correct answer is B. (12,24,48,96). The first term is (12), and multiplying by (2) each time gives (12,24,48,96). Match both (a) and (r).
Exam Tip
पहला पद (12) है और हर बार (2) से गुणा करने पर (12,24,48,96) मिलते हैं। (a) और (r) दोनों को मिलाएं।
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