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21-09-2018
Mathematics

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(4x^2 - x + 6) - (x^2 + 3)

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21-09-2018

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

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