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

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

A

`pi/2`

B

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

C

`pi/4`

D

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

Text Solution

Verified by Experts

The correct Answer is:
C
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