Factor
16\left(x^{2}+9\right)x^{3}
Evaluate
16\left(x^{2}+9\right)x^{3}
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16\left(x^{5}+9x^{3}\right)
Factor out 16.
x^{3}\left(x^{2}+9\right)
Consider x^{5}+9x^{3}. Factor out x^{3}.
16x^{3}\left(x^{2}+9\right)
Rewrite the complete factored expression. Polynomial x^{2}+9 is not factored since it does not have any rational roots.
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