Factor
20x^{2}\left(x^{2}-6\right)
Evaluate
20x^{2}\left(x^{2}-6\right)
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20\left(x^{4}-6x^{2}\right)
Factor out 20.
x^{2}\left(x^{2}-6\right)
Consider x^{4}-6x^{2}. Factor out x^{2}.
20x^{2}\left(x^{2}-6\right)
Rewrite the complete factored expression. Polynomial x^{2}-6 is not factored since it does not have any rational roots.
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