Evaluate
x\left(1-x+2x^{2}-x^{3}\right)
Factor
x\left(1-x+2x^{2}-x^{3}\right)
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2x^{3}-x^{4}-x^{2}+x
Combine x^{3} and x^{3} to get 2x^{3}.
x\left(x^{2}-x^{3}+x^{2}-x+1\right)
Factor out x. Polynomial -x^{3}+2x^{2}-x+1 is not factored since it does not have any rational roots.
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