यदि \(a_n=3n^2-2n\) है तो कौन सा पद (408) के बराबर है?

If \(a_n=3n^2-2n\), which term is equal to (408)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (12)वाँ(12)th

Step 1

Concept

\(3\times12^2-2\times12=408\). Exam tip: test the given positions quickly in the formula.

Step 2

Why this answer is correct

The correct answer is C. (12)वाँ / (12)th. \(3\times12^2-2\times12=408\). Exam tip: test the given positions quickly in the formula.

Step 3

Exam Tip

\(3\times12^2-2\times12=408\) है। विकल्पों को जल्दी जाँचने के लिए दिए गए क्रमांक रखें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_n=3n^2-2n\) है तो कौन सा पद (408) के बराबर है? / If \(a_n=3n^2-2n\), which term is equal to (408)?

Correct Answer: C. (12)वाँ / (12)th. Explanation: \(3\times12^2-2\times12=408\) है। विकल्पों को जल्दी जाँचने के लिए दिए गए क्रमांक रखें। / \(3\times12^2-2\times12=408\). Exam tip: test the given positions quickly in the formula.

Which concept should I revise for this Mathematics MCQ?

\(3\times12^2-2\times12=408\). Exam tip: test the given positions quickly in the formula.

What exam hint can help solve this Mathematics question?

\(3\times12^2-2\times12=408\) है। विकल्पों को जल्दी जाँचने के लिए दिए गए क्रमांक रखें।