कौन सा क्रम \(a_n=3^n+n\) से बने पहले चार पद दिखाता है?

Which sequence shows the first four terms of \(a_n=3^n+n\)?

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

A. (4,11,30,85)

Step 1

Concept

\(3^1+1=4\), \(3^2+2=11\), \(3^3+3=30\), and \(3^4+4=85\). Add (n) after evaluating the power.

Step 2

Why this answer is correct

The correct answer is A. (4,11,30,85). \(3^1+1=4\), \(3^2+2=11\), \(3^3+3=30\), and \(3^4+4=85\). Add (n) after evaluating the power.

Step 3

Exam Tip

\(3^1+1=4\), \(3^2+2=11\), \(3^3+3=30\), \(3^4+4=85\)। घात के बाद (n) जोड़ें।

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Mathematics Answer, Explanation and Revision Hints

कौन सा क्रम \(a_n=3^n+n\) से बने पहले चार पद दिखाता है? / Which sequence shows the first four terms of \(a_n=3^n+n\)?

Correct Answer: A. (4,11,30,85). Explanation: \(3^1+1=4\), \(3^2+2=11\), \(3^3+3=30\), \(3^4+4=85\)। घात के बाद (n) जोड़ें। / \(3^1+1=4\), \(3^2+2=11\), \(3^3+3=30\), and \(3^4+4=85\). Add (n) after evaluating the power.

Which concept should I revise for this Mathematics MCQ?

\(3^1+1=4\), \(3^2+2=11\), \(3^3+3=30\), and \(3^4+4=85\). Add (n) after evaluating the power.

What exam hint can help solve this Mathematics question?

\(3^1+1=4\), \(3^2+2=11\), \(3^3+3=30\), \(3^4+4=85\)। घात के बाद (n) जोड़ें।