यदि \(a_n=2n^2+2n\) है, तो कौन-सा पद (60) के बराबर होगा?

If \(a_n=2n^2+2n\), which term will be equal to (60)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (n=5)

Step 1

Concept

Putting (n=5) in \(2n^2+2n=60\) gives (60). In exams, you can also check quickly by substituting options.

Step 2

Why this answer is correct

The correct answer is C. (n=5). Putting (n=5) in \(2n^2+2n=60\) gives (60). In exams, you can also check quickly by substituting options.

Step 3

Exam Tip

\(2n^2+2n=60\) में (n=5) रखने पर मान (60) मिलता है। परीक्षा में विकल्पों को रखकर भी जल्दी जाँच सकते हैं।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_n=2n^2+2n\) है, तो कौन-सा पद (60) के बराबर होगा? / If \(a_n=2n^2+2n\), which term will be equal to (60)?

Correct Answer: C. (n=5). Explanation: \(2n^2+2n=60\) में (n=5) रखने पर मान (60) मिलता है। परीक्षा में विकल्पों को रखकर भी जल्दी जाँच सकते हैं। / Putting (n=5) in \(2n^2+2n=60\) gives (60). In exams, you can also check quickly by substituting options.

Which concept should I revise for this Mathematics MCQ?

Putting (n=5) in \(2n^2+2n=60\) gives (60). In exams, you can also check quickly by substituting options.

What exam hint can help solve this Mathematics question?

\(2n^2+2n=60\) में (n=5) रखने पर मान (60) मिलता है। परीक्षा में विकल्पों को रखकर भी जल्दी जाँच सकते हैं।