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The sum of the series 1/(1+1^2+1^4)+1/(...

The sum of the series
`1/(1+1^2+1^4)+1/(1+2^2+2^4)+3/(1+3^2+3^4)+...` to n terms is

A

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

B

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

C

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

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
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