यदि \(a_n=16\left(\frac{1}{2}\right)^{n-1}\) है, तो \(a_4\) क्या होगा?

If \(a_n=16\left(\frac{1}{2}\right)^{n-1}\), what is \(a_4\)?

Author: Muft Shiksha Editorial Team Published: Updated:
Explanation opens after your attempt
Correct Answer

B. (2)

Step 1

Concept

\(a_4=16\left(\frac{1}{2}\right)^3=2\). Calculate powers of fractional ratios carefully.

Step 2

Why this answer is correct

The correct answer is B. (2). \(a_4=16\left(\frac{1}{2}\right)^3=2\). Calculate powers of fractional ratios carefully.

Step 3

Exam Tip

\(a_4=16\left(\frac{1}{2}\right)^3=2\)। भिन्न अनुपात में घात की गणना सावधानी से करें।

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FAQs

Mathematics Answer, Explanation and Revision Hints

यदि \(a_n=16\left(\frac{1}{2}\right)^{n-1}\) है, तो \(a_4\) क्या होगा? / If \(a_n=16\left(\frac{1}{2}\right)^{n-1}\), what is \(a_4\)?

Correct Answer: B. (2). Explanation: \(a_4=16\left(\frac{1}{2}\right)^3=2\)। भिन्न अनुपात में घात की गणना सावधानी से करें। / \(a_4=16\left(\frac{1}{2}\right)^3=2\). Calculate powers of fractional ratios carefully.

Which concept should I revise for this Mathematics MCQ?

\(a_4=16\left(\frac{1}{2}\right)^3=2\). Calculate powers of fractional ratios carefully.

What exam hint can help solve this Mathematics question?

\(a_4=16\left(\frac{1}{2}\right)^3=2\)। भिन्न अनुपात में घात की गणना सावधानी से करें।