If f(x) = 4 – (x – 7) 3 , write f –1 (x).

Question

Philoid · Accepted Answer

Formula:-

(i)A function f : X → Y is defined to be invertible, if there exists a function g : Y → X

such that gof =I_x and fog = I_y .The function g is called the inverse of f and is denoted by f^-1

Given:-

(i) f(x) = 4 – (x – 7)³

Let f(x)=y

y= 4 – (x – 7)^3*