Question

Let f(x) = x^2 - 8x + 16. Find the inverse function of f and identify an appropriate restriction of its domain.

Answer 1

The domain of the expression is all real numbers, except where the expression is underfined in this case there is no real number that makes the expression underfined

Interval notation:

(-♾️,♾️)

Set-builder notation:

{x|x€ R}