गुणोत्तर श्रेढ़ी \(3,12,48,\ldots\) का (5)वाँ पद क्या है?

What is the (5)th term of the geometric progression \(3,12,48,\ldots\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (768)

Step 1

Concept

Here (r=4), so \(a_5=3\cdot4^4=768\). For the (5)th term, the ratio is used (4) times.

Step 2

Why this answer is correct

The correct answer is C. (768). Here (r=4), so \(a_5=3\cdot4^4=768\). For the (5)th term, the ratio is used (4) times.

Step 3

Exam Tip

यहाँ (r=4), इसलिए \(a_5=3\cdot4^4=768\)। (5)वें पद के लिए अनुपात (4) बार लगता है।

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Mathematics Answer, Explanation and Revision Hints

गुणोत्तर श्रेढ़ी \(3,12,48,\ldots\) का (5)वाँ पद क्या है? / What is the (5)th term of the geometric progression \(3,12,48,\ldots\)?

Correct Answer: C. (768). Explanation: यहाँ (r=4), इसलिए \(a_5=3\cdot4^4=768\)। (5)वें पद के लिए अनुपात (4) बार लगता है। / Here (r=4), so \(a_5=3\cdot4^4=768\). For the (5)th term, the ratio is used (4) times.

Which concept should I revise for this Mathematics MCQ?

Here (r=4), so \(a_5=3\cdot4^4=768\). For the (5)th term, the ratio is used (4) times.

What exam hint can help solve this Mathematics question?

यहाँ (r=4), इसलिए \(a_5=3\cdot4^4=768\)। (5)वें पद के लिए अनुपात (4) बार लगता है।