अनुक्रम \(5,8,13,20,\ldots\) के लिए सही (n)वाँ पद कौन-सा है?

Which is the correct (n)th term for the sequence \(5,8,13,20,\ldots\)?

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

A. \(n^2+4\)

Step 1

Concept

The terms are \(1^2+4,2^2+4,3^2+4,\ldots\), so \(a_n=n^2+4\). Identify the square with the constant number.

Step 2

Why this answer is correct

The correct answer is A. \(n^2+4\). The terms are \(1^2+4,2^2+4,3^2+4,\ldots\), so \(a_n=n^2+4\). Identify the square with the constant number.

Step 3

Exam Tip

पद \(1^2+4,2^2+4,3^2+4,\ldots\) हैं, इसलिए \(a_n=n^2+4\)। वर्ग के साथ स्थिर संख्या पहचानें।

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Mathematics Answer, Explanation and Revision Hints

अनुक्रम \(5,8,13,20,\ldots\) के लिए सही (n)वाँ पद कौन-सा है? / Which is the correct (n)th term for the sequence \(5,8,13,20,\ldots\)?

Correct Answer: A. \(n^2+4\). Explanation: पद \(1^2+4,2^2+4,3^2+4,\ldots\) हैं, इसलिए \(a_n=n^2+4\)। वर्ग के साथ स्थिर संख्या पहचानें। / The terms are \(1^2+4,2^2+4,3^2+4,\ldots\), so \(a_n=n^2+4\). Identify the square with the constant number.

Which concept should I revise for this Mathematics MCQ?

The terms are \(1^2+4,2^2+4,3^2+4,\ldots\), so \(a_n=n^2+4\). Identify the square with the constant number.

What exam hint can help solve this Mathematics question?

पद \(1^2+4,2^2+4,3^2+4,\ldots\) हैं, इसलिए \(a_n=n^2+4\)। वर्ग के साथ स्थिर संख्या पहचानें।