Evaluate
2\left(x^{3}+3\right)
Factor
2\left(x^{3}+3\right)
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6-3x^{3}+5x^{3}
Add 5 and 1 to get 6.
6+2x^{3}
Combine -3x^{3} and 5x^{3} to get 2x^{3}.
2x^{3}+6
Multiply and combine like terms.
2\left(x^{3}+3\right)
Factor out 2. Polynomial x^{3}+3 is not factored since it does not have any rational roots.
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