Question

Are f(x) = x3 - 1 and g(x) = (x + 1)1/3 inverse functions?

Answer 1

Answer:

yes they are.

Step-by-step explanation:

let f(x)=y then , x = f inverse of y

3x-1=y

x=(y+1)/3

f inverse of y = (y+1)/3

f inverse of x =(x+1)/3

and that is equal to g(x).

hence proved

Answer 2

I have given the attachment