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cos^(-1).(2)/(sqrt(5)) + tan^(-1).(1)/(3...

`cos^(-1).(2)/(sqrt(5)) + tan^(-1).(1)/(3) =`

A

`tan ^(-1) (2)/(3 sqrt(5))`

B

`(pi)/(4)`

C

`tan ^(-1) (1)/(7)`

D

`(pi)/(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
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