Question

Factor f(x)=x2−8x+16

(A) (x−4)2
(B) (x+8)2
(C) (x−8)2
(D) (x+4)2

Answer 1

A

Explanation:

(x-4)^2 = x^2 -4x -4x + (-4)*(-4)

= x^2-8x+16 as required