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Evaluate: {(2tan^(-1)1)/5-pi/4} (ii) ta...

Evaluate: `{(2tan^(-1)1)/5-pi/4}` (ii) `tan{1/2cos^(-1)(sqrt(5))/3}`

A

`pm((3-sqrt5)/(2))`

B

`pm((3-sqrt5)/(4))`

C

`pm((5-sqrt3)/(2))`

D

`pm((5-sqrt3)/(4))`

Text Solution

Verified by Experts

The correct Answer is:
A
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