Factor
\frac{\sqrt{x^{2}+4}\left(x^{2}-8\right)+3C}{3}
Evaluate
\frac{\sqrt{x^{2}+4}\left(x^{2}-8\right)+3C}{3}
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\frac{\sqrt{4+x^{2}}\left(x^{2}-8\right)+3C}{3}
Factor out \frac{1}{3}.
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