- #1
ZedCar
- 354
- 1
Homework Statement
Determine if the following function is invertible.
If it is, find the inverse function.
f (x) = -sin(-x)
-∏ < x < ∏
The Attempt at a Solution
f(x) = -sin(-x)
y = -sin(-x)
-(sin y)^-1 = -x
(sin y)^-1 = x
when x = -∏, y = 0
when x = ∏, y = 0
f^-1(x) = (sin x)^-1
0 = x = 0