03-05-2014
Mathematics

contestada

What is the product of (x+1) and (2x^2+3x-1)?

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Faustina15 Faustina15

03-05-2014

(x+1)(2x^2+3x-1)
x(2x^2)+x(3x)+x(-1)+1(2x^2)+1(3x)+1(-1)
2x^3+3x^2-1x+2x^2+3x-1
2x^3+5x^2+2x-1

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kate200468 kate200468

03-05-2014

[tex](x+1)\cdot (2x^2+3x-1)=2x^3+3x^2-x+2x^2+3x-1=\\ \\=2x^3+5x^2+2x-1[/tex]

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