Factor
\frac{5\sqrt{x^{2}+4}-3x+36}{15}
Evaluate
\frac{\sqrt{x^{2}+4}}{3}-\frac{x}{5}+\frac{12}{5}
Graph
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\frac{5\sqrt{x^{2}+4}+3\left(12-x\right)}{15}
Factor out \frac{1}{15}.
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