यदि (a_n=n(n+3)) है, तो \(a_6\) क्या होगा?
If (a_n=n(n+3)), what is \(a_6\)?
Explanation opens after your attempt
C. (54)
Concept
(a_6=6(9)=54). First find (n+3) inside the bracket.
Why this answer is correct
The correct answer is C. (54). (a_6=6(9)=54). First find (n+3) inside the bracket.
Exam Tip
(a_6=6(9)=54)। कोष्ठक में (n+3) को पहले निकालें।
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