nanettewjr nanettewjr

20-07-2014
Mathematics

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4(X-1)-3(X^2+2X+3)-7(X+7)

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konrad509 konrad509

20-07-2014

\(4(x-1)-3(x^2+2x+3)-7(x+7) =\\ 4x-4-3x^2-6x-9-7x-49=\\ -3x^2-9x-62\)

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