Evaluate
2\left(x^{2}+11\right)
Factor
2\left(x^{2}+11\right)
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2x^{2}+22
Add 10 and 12 to get 22.
2\left(x^{2}+11\right)
Factor out 2. Polynomial x^{2}+11 is not factored since it does not have any rational roots.
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