यदि \(a_1=7\) और \(a_{n+1}=2a_n+3\) है तो \(a_3\) क्या होगा?

If \(a_1=7\) and \(a_{n+1}=2a_n+3\), what is \(a_3\)?

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

D. (37)

Step 1

Concept

The terms are (7,17,37), so \(a_3=37\). Exam tip: double first and then add (3).

Step 2

Why this answer is correct

The correct answer is D. (37). The terms are (7,17,37), so \(a_3=37\). Exam tip: double first and then add (3).

Step 3

Exam Tip

पद (7,17,37) हैं इसलिए \(a_3=37\) है। पहले दोगुना करें फिर (3) जोड़ें।

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FAQs

Mathematics Answer, Explanation and Revision Hints

यदि \(a_1=7\) और \(a_{n+1}=2a_n+3\) है तो \(a_3\) क्या होगा? / If \(a_1=7\) and \(a_{n+1}=2a_n+3\), what is \(a_3\)?

Correct Answer: D. (37). Explanation: पद (7,17,37) हैं इसलिए \(a_3=37\) है। पहले दोगुना करें फिर (3) जोड़ें। / The terms are (7,17,37), so \(a_3=37\). Exam tip: double first and then add (3).

Which concept should I revise for this Mathematics MCQ?

The terms are (7,17,37), so \(a_3=37\). Exam tip: double first and then add (3).

What exam hint can help solve this Mathematics question?

पद (7,17,37) हैं इसलिए \(a_3=37\) है। पहले दोगुना करें फिर (3) जोड़ें।