Answer:
A
Explanation:
expand
x*x +2x-8x-16
x^2 -6x-16
A. x^2 - 6x - 16
FOIL it
x * x = x^2
2 * x = 2x
-8 * x = -8x
2 * -8 = -16
x^2 + 2x - 8x - 16. combine like terms
x^2 - 6x - 16
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