यदि \(a_1=4\) और \(a_{n+1}=a_n+3n-1\) है तो \(a_5\) क्या होगा?
If \(a_1=4\) and \(a_{n+1}=a_n+3n-1\), what is \(a_5\)?
Explanation opens after your attempt
C. (32)
Concept
The terms are (4,6,11,19,30), so \(a_5=30\). The additions are (2,5,8,11).
Why this answer is correct
The correct answer is C. (32). The terms are (4,6,11,19,30), so \(a_5=30\). The additions are (2,5,8,11).
Exam Tip
पद (4,6,11,19,30) नहीं बल्कि \(a_5=30\) है। सही गणना में (2,5,8,11) जोड़े जाते हैं।
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