The value of the angle tan^(-1) ( tan 65...

The value of the angle `tan^(-1) ( tan 65^(@) - 2 tan 40^(@))` in degrees is equal to

A

`-20^(@)`

B

`20^(@)`

C

`25^(@)`

D

`40^(@)`

Verified by Experts

The correct Answer is:

C

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