Evaluate
-\frac{5x^{4}}{2}-x^{3}-10x^{2}+5x+5
Factor
\frac{10+10x-20x^{2}-2x^{3}-5x^{4}}{2}
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-10x^{2}-\frac{5}{2}x^{4}-x^{3}+5x+5
Combine x^{2} and -11x^{2} to get -10x^{2}.
\frac{2x^{2}-5x^{4}-2x^{3}-22x^{2}+10x+10}{2}
Factor out \frac{1}{2}. Polynomial -5x^{4}-2x^{3}-20x^{2}+10x+10 is not factored since it does not have any rational roots.
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