Evaluate
x\left(16x^{2}+4x+9\right)
Factor
x\left(16x^{2}+4x+9\right)
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16x^{3}+9x+4x^{2}
Combine 6x^{3} and 10x^{3} to get 16x^{3}.
x\left(6x^{2}+9+10x^{2}+4x\right)
Factor out x. Polynomial 16x^{2}+4x+9 is not factored since it does not have any rational roots.
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