tolong yang bisa mksh

g(x) = 1 - x/2
y = 1 - x/2
x/2 = 1 - y
x = 2(1 - y)

g⁻¹ (x) = 2 - 2x




g(x)= 1/2 (1 - 3x)
y = 1/2 (1 - 3x)
2y = 1 - 3x
3x = 1 - 2y
x = 1/3 - 2y/3
g⁻¹(x) = 1/3 - 2x/3