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cos^(-1)(-cos""(2pi)/(3)) is equal to :...

`cos^(-1)(-cos""(2pi)/(3))` is equal to :

A

`(pi)/(5)`

B

`(2pi)/(3)`

C

`(pi)/(2)`

D

`(pi)/(3)`

Text Solution

Verified by Experts

The correct Answer is:
D
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