angelatorres00 angelatorres00

08-02-2015
Mathematics

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(X+h)^3 + (x+h)-(x^3+x)

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konrad509 konrad509

08-02-2015

[tex]\dfrac{(x+h)^3 + (x+h)-(x^3+x)}{h}=\\ \dfrac{x^3+3x^2h+3xh^2+h^3+x+h-x^3-x}{h}=\\ \dfrac{3x^2h+3xh^2+h^3+h}{h}=\\3x^2+3xh+h^2+1[/tex]

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