How do you simplify $\frac{x^{2} + 2 x}{x^{2} - 4}$ $(x^2+2x)/(x^2-4)$ ?

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Answer 1 · 2015-05-26T14:59:50

$= \frac{x (x + 2)}{(x + 2) (x - 2)}$ $=(x(x+2))/((x+2)(x-2))$

$= \frac{x}{x - 2} = \frac{x - 2 + 2}{x - 2} = \frac{(x - 2) + 2}{x - 2} = \frac{2}{x - 2}$ $=x/(x-2)=(x-2+2)/(x-2)=((x-2)+2)/(x-2)=2/(x-2)$

How do you simplify x2+2xx2−4(x^2+2x)/(x^2-4)?