यदि \(a_1=6\) और (a_{n+1}=a_n+n(n+4)+2) है तो \(a_3\) क्या होगा?
If \(a_1=6\) and (a_{n+1}=a_n+n(n+4)+2), what is \(a_3\)?
Explanation opens after your attempt
B. (27)
Concept
The terms are (6,13,27), so \(a_3=27\). Exam tip: calculate the product and add (2).
Why this answer is correct
The correct answer is B. (27). The terms are (6,13,27), so \(a_3=27\). Exam tip: calculate the product and add (2).
Exam Tip
पद (6,13,27) हैं इसलिए \(a_3=27\) है। गुणनफल निकालकर (2) जोड़ें।
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