Answer:
g-1(x) = (1 - x)/2.
Step-by-step explanation:
Let y = -2x + 1
y + 2x = 1
2x = 1 - y
x = (1 - y)/2
So the inverse g-1(x) = (1 - x)/2.
g -1 ( x ) = −x2 + 1 2