Let f ( x ) = 15 ⋅ sin x + 2 f^ − 1 ( x ) =

Question

I am confused about this problem. Again it is

Let 

^-1

Answer 1

First swap xand y and then solve formy

x= 15siny +2

(x-2)/15=siny take inverse sin (arcsin) of both sides

y= Arcsin(x-2)/15