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Sum of the series sum(r=1)^(n)(r^(2)+1)(...

Sum of the series `sum_(r=1)^(n)(r^(2)+1)(r!)` is

A

`(n+1)!`

B

`(n+2)!-1`

C

`n(n+1)!`

D

none of these

Text Solution

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The correct Answer is:
C
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