JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

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Application +4 | -1

Sum of series

\sum_{r=1}^n\left(r^2+1\right) r

! Is

View answer and explanation

Correct option: C

n(n+1)

Option C (

n(n+1)!

) is correct because the series can be telescoped by rewriting the general term.

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