Answer:
(x - 8)^2
Step-by-step explanation:
Factor the following:
x^2 - 16 x + 64
The factors of 64 that sum to -16 are -8 and -8. So, x^2 - 16 x + 64 = (x - 8) (x - 8):
(x - 8) (x - 8)
(x - 8) (x - 8) = (x - 8)^2:
Answer: (x - 8)^2