30-09-2014
Mathematics

contestada

find the domain f(x)= x/x^2+2

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konrad509 konrad509

30-09-2014

[tex]f(x)=\frac{x}{x^2+2}\\ D_f:x^2+2\not=0\\ D_f:x^2\not=-2\\ D_f:x\in\mathbb{R}[/tex]

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