यदि \(a_1=2\) और \(a_{n+1}=a_n+7\) है तो \(a_5\) क्या होगा?

If \(a_1=2\) and \(a_{n+1}=a_n+7\), what is \(a_5\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (30)

Step 1

Concept

The terms are (2,9,16,23,30), so \(a_5=30\). Exam tip: count positions carefully in constant addition.

Step 2

Why this answer is correct

The correct answer is B. (30). The terms are (2,9,16,23,30), so \(a_5=30\). Exam tip: count positions carefully in constant addition.

Step 3

Exam Tip

पद (2,9,16,23,30) हैं इसलिए \(a_5=30\) है। समान जोड़ में क्रमांक सावधानी से गिनें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=2\) और \(a_{n+1}=a_n+7\) है तो \(a_5\) क्या होगा? / If \(a_1=2\) and \(a_{n+1}=a_n+7\), what is \(a_5\)?

Correct Answer: B. (30). Explanation: पद (2,9,16,23,30) हैं इसलिए \(a_5=30\) है। समान जोड़ में क्रमांक सावधानी से गिनें। / The terms are (2,9,16,23,30), so \(a_5=30\). Exam tip: count positions carefully in constant addition.

Which concept should I revise for this Mathematics MCQ?

The terms are (2,9,16,23,30), so \(a_5=30\). Exam tip: count positions carefully in constant addition.

What exam hint can help solve this Mathematics question?

पद (2,9,16,23,30) हैं इसलिए \(a_5=30\) है। समान जोड़ में क्रमांक सावधानी से गिनें।