Factor
2\left(9r^{2}-2r+1\right)r^{4}
Evaluate
2\left(9r^{2}-2r+1\right)r^{4}
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2\left(9r^{6}-2r^{5}+r^{4}\right)
Factor out 2.
r^{4}\left(9r^{2}-2r+1\right)
Consider 9r^{6}-2r^{5}+r^{4}. Factor out r^{4}.
2r^{4}\left(9r^{2}-2r+1\right)
Rewrite the complete factored expression. Polynomial 9r^{2}-2r+1 is not factored since it does not have any rational roots.
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