यदि \(a_1=6\) और \(a_{n+1}=2a_n\) है तो \(a_4\) का मान क्या होगा?

If \(a_1=6\) and \(a_{n+1}=2a_n\), what is the value of \(a_4\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (48)

Step 1

Concept

The terms are (6,12,24,48), so \(a_4=48\). Exam tip: double only the previous term.

Step 2

Why this answer is correct

The correct answer is C. (48). The terms are (6,12,24,48), so \(a_4=48\). Exam tip: double only the previous term.

Step 3

Exam Tip

पद (6,12,24,48) हैं इसलिए \(a_4=48\) है। गुणा वाले नियम में पिछले पद को ही दोगुना करें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=6\) और \(a_{n+1}=2a_n\) है तो \(a_4\) का मान क्या होगा? / If \(a_1=6\) and \(a_{n+1}=2a_n\), what is the value of \(a_4\)?

Correct Answer: C. (48). Explanation: पद (6,12,24,48) हैं इसलिए \(a_4=48\) है। गुणा वाले नियम में पिछले पद को ही दोगुना करें। / The terms are (6,12,24,48), so \(a_4=48\). Exam tip: double only the previous term.

Which concept should I revise for this Mathematics MCQ?

The terms are (6,12,24,48), so \(a_4=48\). Exam tip: double only the previous term.

What exam hint can help solve this Mathematics question?

पद (6,12,24,48) हैं इसलिए \(a_4=48\) है। गुणा वाले नियम में पिछले पद को ही दोगुना करें।