[m]\sqrt[5]{0,00032}=\sqrt[5]{0,2^{5}}=0,2^{\frac{5}{5}}=0,2^{1}=0,2[/m]
1.3 [m](a^{\frac{1}{3}})^{6}=a^{\frac{1}{3}\cdot 6}=a^{2}[/m]
2.3
[m] \frac{m^{\frac{1}{2}}-9}{m^{\frac{1}{4}}+3}=\frac{(m^{\frac{1}{4}}-3)\cdot (m^{\frac{1}{4}}+3)}{m^{\frac{1}{4}}+3}=m^{\frac{1}{4}}-3[/m]