Function: g(x) = 2x² - 8
For x 20, the inverse function is f(x)=
For x ≤0, the inverse function is d(x)= -
x
-8
0
10
f(x)
0
r
S
d(x)
9
-2
t
q=
r =
S
11
√√₂x+
t=
0000
x + 4