Question

Find f(-6) for f(x) = x² - 4x + 5. Be sure to show
your work.

Answer 1

substitute
`-6` in the equation:

`f(x)=x^(2) -4x+5,\\f(-6)=(-6)^(2) -4(-6)+5\\f(-6)=36+24+5\\f(-6)=\boxed{65}`