## Algebra 1: Common Core (15th Edition)

$12m^{2}$
(Multiply 4 and 3 since they're outside of the radical) $4\times3=12$ (Multiply the numbers inside of the radical) $\frac{1}{5}\times5=1$ $m^{3}\times m=m^{4}$ (Simplify $m^{4}$) $\sqrt m^{4}=m^{2}$ $12m^{2}$