क्रम \(9,13,17,21,\ldots\) में \(a_4\) और \(a_1\) का अंतर क्या है?

What is the difference between \(a_4\) and \(a_1\) in \(9,13,17,21,\ldots\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (12)

Step 1

Concept

\(a_4=21\) and \(a_1=9\). Their difference is (21-9=12).

Step 2

Why this answer is correct

The correct answer is C. (12). \(a_4=21\) and \(a_1=9\). Their difference is (21-9=12).

Step 3

Exam Tip

\(a_4=21\) और \(a_1=9\) है। उनका अंतर (21-9=12) है।

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FAQs

Mathematics Answer, Explanation and Revision Hints

क्रम \(9,13,17,21,\ldots\) में \(a_4\) और \(a_1\) का अंतर क्या है? / What is the difference between \(a_4\) and \(a_1\) in \(9,13,17,21,\ldots\)?

Correct Answer: C. (12). Explanation: \(a_4=21\) और \(a_1=9\) है। उनका अंतर (21-9=12) है। / \(a_4=21\) and \(a_1=9\). Their difference is (21-9=12).

Which concept should I revise for this Mathematics MCQ?

\(a_4=21\) and \(a_1=9\). Their difference is (21-9=12).

What exam hint can help solve this Mathematics question?

\(a_4=21\) और \(a_1=9\) है। उनका अंतर (21-9=12) है।