Evaluate
\frac{x^{3}-y^{3}}{2x^{2}+2xy-y^{4}+y^{2}}
Expand
\frac{x^{3}-y^{3}}{2x^{2}+2xy-y^{4}+y^{2}}
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\frac{x^{3}-y^{3}}{2x^{2}+2xy+y^{2}-y^{4}}
Combine x^{2} and x^{2} to get 2x^{2}.
\frac{x^{3}-y^{3}}{2x^{2}+2xy+y^{2}-y^{4}}
Combine x^{2} and x^{2} to get 2x^{2}.
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