3 years ago

Simplify the expression 4(x − 5)(x2 + x + 2).

Mathematics

1 answer:

N76 [4]3 years ago

3 0

Answer:

4x^3 − 16x^2 − 12x − 40

Step-by-step explanation:

= 4(x)(x^2 +x +2) +4(-5)(x^2 +x +2) . . . use the distributive property

= 4x^3 +4x^2 +8x -20x^2 -20x -40 . . . . and again

= 4x^3 -16x^2 -12x -40

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