diketahui f(x) =x-3 dan g(x)=x²+3 ditanya (gof)-¹(x)

(gof) (x) = (x-3)²+3

inverkan
y = (x-3)²+3
y-3 = (x-3)²
(y-3)^1/2 = x-3
x= 3+√(y-3)
(gof)-¹(x) = 3+√(x-3)