गुणोत्तर श्रेढ़ी \(4,16,64,\ldots\) में \(a_5\) क्या होगा?

In the geometric progression \(4,16,64,\ldots\), what is \(a_5\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (1024)

Step 1

Concept

The common ratio is (4), so \(a_5=4\cdot4^4=1024\). For the fifth term the ratio is used (4) times.

Step 2

Why this answer is correct

The correct answer is C. (1024). The common ratio is (4), so \(a_5=4\cdot4^4=1024\). For the fifth term the ratio is used (4) times.

Step 3

Exam Tip

सार्व अनुपात (4) है, इसलिए \(a_5=4\cdot4^4=1024\)। (5)वें पद के लिए (4) बार अनुपात लगता है।

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Mathematics Answer, Explanation and Revision Hints

गुणोत्तर श्रेढ़ी \(4,16,64,\ldots\) में \(a_5\) क्या होगा? / In the geometric progression \(4,16,64,\ldots\), what is \(a_5\)?

Correct Answer: C. (1024). Explanation: सार्व अनुपात (4) है, इसलिए \(a_5=4\cdot4^4=1024\)। (5)वें पद के लिए (4) बार अनुपात लगता है। / The common ratio is (4), so \(a_5=4\cdot4^4=1024\). For the fifth term the ratio is used (4) times.

Which concept should I revise for this Mathematics MCQ?

The common ratio is (4), so \(a_5=4\cdot4^4=1024\). For the fifth term the ratio is used (4) times.

What exam hint can help solve this Mathematics question?

सार्व अनुपात (4) है, इसलिए \(a_5=4\cdot4^4=1024\)। (5)वें पद के लिए (4) बार अनुपात लगता है।