Find the principal value  of

Asked by Topperlearning User | 22nd Apr, 2014, 08:37: AM

Expert Answer:

We know that sin-1 x denotes an angle in the interval whose sine is x for x element of [-1, 1].

therefore   = An angle in  whose sine is

 =

Answered by  | 22nd Apr, 2014, 10:37: AM