Question

A quadratic function is given.
f(x) = x2 − 8x + 8
(a) Express the quadratic function in standard form.

Answer 1

f(x) = x^2-8x+8
complete the square, by adding and subtracting 16, so things are unchanged:
= x^2-8x+16 +8-16
= (x-4)^2 - 8

Answer 2

I think you are dumb.