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2"tan"^(-1)1/5+"tan"^(-1)1/7+2"tan"^(-1)...

`2"tan"^(-1)1/5+"tan"^(-1)1/7+2"tan"^(-1)1/8=`

A

`pi`

B

`pi/2`

C

`pi/4`

D

`(3pi)/4`

Text Solution

Verified by Experts

The correct Answer is:
C
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