# Finding the inverse of a function

• Sep 11th 2009, 05:14 PM
xxlvh
Finding the inverse of a function
Question is:
Let f(x) be the function $2 + x^2 + \tan((1/2){\pi}x)$ on -1 < x < 1.
Evaluate for: $f^{-1}(2)$
and $f(f^{-1}(2))$
• Sep 11th 2009, 05:28 PM
skeeter
Quote:

Originally Posted by xxlvh
Question is:
Let f(x) be the function $2 + x^2 + \tan((1/2){\pi}x)$ on -1 < x < 1.
Evaluate for: $f^{-1}(2)$
and $f(f^{-1}(2))$

since $f(0) = 2$ , $f^{-1}(2) = 0$