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The value of tan[(1)/(2)cos^(-1)((sqrt(5...

The value of `tan[(1)/(2)cos^(-1)((sqrt(5))/(3))]` is :

A

`(3-sqrt5)/(2)`

B

`(3+sqrt5)/(2)`

C

`(2)/(3-sqrt5)`

D

`(2)/(3+sqrt5)`

Text Solution

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The correct Answer is:
A, D
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