Question

F(x) = x^2 - 4, X is greater/less than 0 (a) Find the inverse function of f. F^-1(x) =

Answer 1

Step-by-step explanation:

f(x) = x² - 4

y = x²-4

x = y²-4

x + 4 = y²

$y = \sqrt{x + 4}$