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Find the value of 4tan^(-1)1/5-tan^(-1)1...

Find the value of `4tan^(-1)1/5-tan^(-1)1/(70)+tan^(-1)1/(99)`

A

`(pi)/(2)`

B

`(pi)/(3)`

C

`(pi)/(4)`

D

`(pi)/(6)`

Text Solution

Verified by Experts

The correct Answer is:
C
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