Question

Diketahui f(x)=2+x dan (g)(x)=4+2x,tentukan g- ¹ (x) dan f -¹(2)

Answer 1

F(x) = 2 + x
x = 2 - x
f⁻¹(x) = 2 - x

g(x) = 4 + 2x
x = (y - 4)/2
g⁻¹(x) = (x - 4)/2