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The r^(th) term t(r) of a series is give...

The `r^(th)` term `t_(r)` of a series is given by `t_(r)=(r)/(r^(4)+r^(2)+1)` then `lim_(n to oo) overset(n) underset(r=1) sum t_(r)=`

A

1

B

`(1)/(2)`

C

`(1)/(3)`

D

does not exist

Text Solution

Verified by Experts

The correct Answer is:
B
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