multiply (x + 4) (x + 4) (x - 4)
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Answer:
x³+4x²- 16x +48
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x(x+4)+4(x+4)=x²+8x+16
x(x²+8x+16)- 4(x²+8x+16)=x³+4x²- 16x+48.
Step-by-step explanation:
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