Question

What is the inverse function of x^2 +5? Does it have one?

Answer 1

f(x)=sqrt(x-5) of f(x)=(x-5)^(1/2)

Explanation:

Plug in f(x) for x

x=f(x)^2+5

x-5=f(x)^2

f(x)=sqrt(x-5)