Evaluate
-\frac{x^{2}\left(2x^{2}+5\right)}{x^{2}-x-7}
Expand
-\frac{2x^{4}+5x^{2}}{x^{2}-x-7}
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\frac{-2x^{4}-5x^{2}}{x^{2}-x-7}
Combine x^{4} and -3x^{4} to get -2x^{4}.
\frac{-2x^{4}-5x^{2}}{x^{2}-x-7}
Combine x^{4} and -3x^{4} to get -2x^{4}.
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