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Value of (1^2)/1+(1^2+2^2)/(1+2)+(1^2+2^...

Value of `(1^2)/1+(1^2+2^2)/(1+2)+(1^2+2^2+3^2)/(1+2+3)+.... 'n'` terms is equal to

A

`(2n^(2))/(n+1)`

B

`(n(n+2))/(3)`

C

`(4n^(2))/(3n+2)`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
B
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