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underset(n to oo)lim 1/n^(3) underset(k=...

`underset(n to oo)lim 1/n^(3) underset(k=1)overset(n)sum [k^(2)x]=`

A

x

B

x/2

C

x/3

D

x/4

Text Solution

Verified by Experts

The correct Answer is:
C
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