किसी अनुक्रम में \(w_1=0\) और \(w_n=w_{n-1}+2^{n-1}\) है। \(w_5\) का मान क्या होगा?

In a sequence, \(w_1=0\) and \(w_n=w_{n-1}+2^{n-1}\). What is the value of \(w_5\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. तीस(30)

Step 1

Concept

\(w_5=0+2+4+8+16=30\). In exams, apply the exponent (n-1) correctly.

Step 2

Why this answer is correct

The correct answer is B. तीस / (30). \(w_5=0+2+4+8+16=30\). In exams, apply the exponent (n-1) correctly.

Step 3

Exam Tip

\(w_5=0+2+4+8+16=30\) है। परीक्षा में घात (n-1) को सही लगाएँ।

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किसी अनुक्रम में \(w_1=0\) और \(w_n=w_{n-1}+2^{n-1}\) है। \(w_5\) का मान क्या होगा? / In a sequence, \(w_1=0\) and \(w_n=w_{n-1}+2^{n-1}\). What is the value of \(w_5\)?

Correct Answer: B. तीस / (30). Explanation: \(w_5=0+2+4+8+16=30\) है। परीक्षा में घात (n-1) को सही लगाएँ। / \(w_5=0+2+4+8+16=30\). In exams, apply the exponent (n-1) correctly.

Which concept should I revise for this Mathematics MCQ?

\(w_5=0+2+4+8+16=30\). In exams, apply the exponent (n-1) correctly.

What exam hint can help solve this Mathematics question?

\(w_5=0+2+4+8+16=30\) है। परीक्षा में घात (n-1) को सही लगाएँ।