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