Question

Find the inverse of the function y = x2 – 12

Answer 1

Answer:
`y=√(x+12)`

Explanation:

I hope you mean y = x² - 12 and not y = 2x - 12.

You switch the y and x variables:

x = y² - 12

And solve for y:

x + 12 = y²

`y=√(x+12)`