अनुक्रम \(3,13,27,45,\ldots\) का सामान्य पद क्या है?

What is the general term of the sequence \(3,13,27,45,\ldots\)?

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

A. \(a_n=2n^2+4n-3\)

Step 1

Concept

\(2n^2+4n-3\) gives (3,13,27,45). In exams test options with small values of (n).

Step 2

Why this answer is correct

The correct answer is A. \(a_n=2n^2+4n-3\). \(2n^2+4n-3\) gives (3,13,27,45). In exams test options with small values of (n).

Step 3

Exam Tip

\(2n^2+4n-3\) से (3,13,27,45) मिलते हैं। परीक्षा में विकल्पों को छोटे (n) मानों से जाँचें।

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Mathematics Answer, Explanation and Revision Hints

अनुक्रम \(3,13,27,45,\ldots\) का सामान्य पद क्या है? / What is the general term of the sequence \(3,13,27,45,\ldots\)?

Correct Answer: A. \(a_n=2n^2+4n-3\). Explanation: \(2n^2+4n-3\) से (3,13,27,45) मिलते हैं। परीक्षा में विकल्पों को छोटे (n) मानों से जाँचें। / \(2n^2+4n-3\) gives (3,13,27,45). In exams test options with small values of (n).

Which concept should I revise for this Mathematics MCQ?

\(2n^2+4n-3\) gives (3,13,27,45). In exams test options with small values of (n).

What exam hint can help solve this Mathematics question?

\(2n^2+4n-3\) से (3,13,27,45) मिलते हैं। परीक्षा में विकल्पों को छोटे (n) मानों से जाँचें।