Factor
\frac{\left(4-x\right)x^{3}}{4}
Evaluate
-\frac{x^{4}}{4}+x^{3}
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\frac{-x^{4}+4x^{3}}{4}
Factor out \frac{1}{4}.
x^{3}\left(-x+4\right)
Consider -x^{4}+4x^{3}. Factor out x^{3}.
\frac{x^{3}\left(-x+4\right)}{4}
Rewrite the complete factored expression.
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