Evaluate
2\left(a+2\right)a^{2}
Expand
2a^{3}+4a^{2}
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\frac{\left(6a^{2}+12a\right)a}{3}
Express \frac{6a^{2}+12a}{3}a as a single fraction.
\frac{6a^{3}+12a^{2}}{3}
Use the distributive property to multiply 6a^{2}+12a by a.
\frac{\left(6a^{2}+12a\right)a}{3}
Express \frac{6a^{2}+12a}{3}a as a single fraction.
\frac{6a^{3}+12a^{2}}{3}
Use the distributive property to multiply 6a^{2}+12a by a.
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