Question

Find the inverse of the function.

f(x) = 4x3 - 7

f(x) = 7x + 2

f(x) = x3 - 3

Answer 1

put y = f(x)
then find x in terms of y
replace y by x to give inverse function f-1(x)

Answer 2

eg y = 4x^3 - 7
4x^3 = y - 7
x^3 = (y-7) / 4
now find x

Answer 3

thank you