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21-11-2016
Mathematics

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from 5x^2-6x+8, subtract 3x^2-2x-4?

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Newtion Newtion

21-11-2016

[tex](5x^2-6x+8)-(3x^2-2x-4)=\\5x^2-6x+8-3x^2+2x+4=2x^2-4x+12[/tex]

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