Respuesta :
[tex]square\ root:\\\\ \sqrt{512\ m^3} = \sqrt{2\cdot256\cdot m^2\cdot m} = \sqrt{(16 m)^2\cdot 2m} =16m\cdot \sqrt{2m} \\\\\\cube\ root:\\\\ \sqrt[3]{512\ m^3} = \sqrt[3]{8^3\cdot m^3} = \sqrt[3]{(8m)^3} =8m[/tex]