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Find the principal values of the follow...

Find the principal values of the following :
(i) `sin^(-1)(sin.(5pi)/(3))` (ii) `cos^(-1)cos((4pi)/(3))` (iii) ` cos [(pi)/(3) + cos^(-1) (-(1)/(2))]`

A

`(4pi)/(3)`

B

`(5pi)/(3)`

C

`(-5pi)/(3)`

D

`(-pi)/(3)`

Text Solution

Verified by Experts

The correct Answer is:
D
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