यदि \(a_n=2n+1\) है, तो \(a_5\) क्या है?
If \(a_n=2n+1\), what is \(a_5\)?
Explanation opens after your attempt
C. (11)
Concept
Putting (n=5), (a_5=2(5)+1=11). Multiply first, then add.
Why this answer is correct
The correct answer is C. (11). Putting (n=5), (a_5=2(5)+1=11). Multiply first, then add.
Exam Tip
(n=5) रखने पर (a_5=2(5)+1=11) है। पहले गुणा फिर जोड़ करें।
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