laws exponents multiplication band power to a power simplifymake it small steps please the smallest you can

We have to calculate m^2:
[tex]\begin{gathered} m=2n^3 \\ (m)^2=(2n^3)^2 \\ m^2=2^2\cdot n^{3\cdot2} \\ m^2=4n^6 \end{gathered}[/tex]Answer: m^2 = 4n^6