Asked by Marilyn

(x + 3)(x^2 – 2x + 7)
Answered by Damon
=x(x^2 – 2x + 7) +3(x^2 – 2x + 7)
distributive property
Answered by Chuy
x(x^2 – 2x + 7)+3(x^2 – 2x + 7)
= x^3-2x^2+7x + 3x^2-6x+21
= x^3-2x^2+3x^2+7x-6x+21
= x^3+x^2+x+21 ---- this is the answer
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