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Help??

A. x^2 + 12x + 64
B. -3x^2-16x+64
C. 5x^2 + 16
D. -3x^2+16x+64

Help?? A. x^2 + 12x + 64 B. -3x^2-16x+64 C. 5x^2 + 16 D. -3x^2+16x+64-example-1

1 Answer

5 votes
The answer would be A.
(x+8)(x+8) would be
x^2 + 16x + 64
when you distribute it and (2x)(2x) would be 4x.
You will then subtract 4x from 16x which gives you 12x.
Therefore the answer get will be x^2 + 12x + 64 which is A
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