08-09-2018
Mathematics

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PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!!

Which expression is equal to (x + 4) ( −3x2 − 4x + 2)?

PLEASE HELP ASAP CORRECT ANSWER ONLY PLEASE Which expression is equal to x 4 3x2 4x 2 class=

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08-09-2018

Use distributive property:

[tex](x+4)(-3x^2-4x+2)\\\\=(x)(-3x^2)+(x)(-4x)+(x)(2)+(4)(-3x^2)+(4)(-4x)+(4)(2)\\\\=-3x^3-4x^2+2x-12x^2-16x+8\\\\=-3x^3+(-4x^2-12x^2)+(2x-16x)+8\\\\=-3x^3-16x^2-14x+8[/tex]

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