Q. 1 A4.4( 5 Votes )

# Evaluate each of the following:

The value of sin is

The question becomes sin–1

Let sin–1 = y

sin y =

= sin

The range of principal value of sin–1 is and sin

Therefore, the value of sin–1(sin) is .

Alternate Solution:

sin–1(sin x) = x

Provided x ϵ

we can write sin–1(sin) =

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