यदि \(a_1=3\) और \(a_{n+1}=a_n+6n-1\) है तो \(a_4\) क्या होगा?
If \(a_1=3\) and \(a_{n+1}=a_n+6n-1\), what is \(a_4\)?
Explanation opens after your attempt
A. (33)
Concept
The terms are (3,8,19,36), so \(a_4=36\). The correct option should include (36).
Why this answer is correct
The correct answer is A. (33). The terms are (3,8,19,36), so \(a_4=36\). The correct option should include (36).
Exam Tip
पद (3,8,19,36) नहीं बल्कि \(a_4=36\) है। सही विकल्प में (36) होना चाहिए।
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