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underset(nrarroo)lim[(1)/(n)+(n^(2))/((n...

`underset(nrarroo)lim[(1)/(n)+(n^(2))/((n+1)^(3))+(n^(2))/((n+2)^(3))+...+(1)/(8n)]` is equal to

A

`3/8`

B

`1/4`

C

`1/8`

D

`1/2`

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The correct Answer is:
A
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