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underset(n to oo)lim {(1)/(1.4)+(1)/(4.7...

`underset(n to oo)lim {(1)/(1.4)+(1)/(4.7)+(1)/(7.10)+....+(1)/((3n-2)(3n+1))}=`

A

1

B

`1//2`

C

`1//3`

D

`1//6`

Text Solution

Verified by Experts

The correct Answer is:
C
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