If sum(r=1)^(n) (r^(4)+r^(2)+1)/(r^(4)+r...

If `sum_(r=1)^(n) (r^(4)+r^(2)+1)/(r^(4)+r)= (675)/(26)` then n is equal to

A

10

B

15

C

25

D

30

Text Solution

Verified by Experts

The correct Answer is:

C

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