Question

1. (2x+2)*(3x^2-x)
2. (-3x-1)*(x-3x^3)
3. (3x^2-4)*(2x^2+1)
Graciaaaaas adelantadaas!

Answer 1

(2x+2)*(3x^2-x)
6x^3-2x^2+6x^2-2x=
6x^3+4x^2-2x
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2. (-3x-1)*(x-3x^3)=
-3x^2+9x^4-x+3x^3=
9x^4+3x^3-3x^2-x
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3. (3x^2-4)*(2x^2+1)=
6x^4+3x^2-8x^2-4=
6x^4-5x^2-4