Werk uit m.b.v. de rekenregels
\(\dfrac{q^{\frac{-1}{5}}}{q^{\frac{2}{5}}}\)
\(\dfrac{q^{\frac{-1}{5}}}{q^{\frac{2}{5}}}\\= q^{ \frac{-1}{5} - \frac{2}{5} }= q^{\frac{-3}{5}}\\=\frac{1}{\sqrt[5]{ q^{3} }}=\frac{1}{\sqrt[5]{ q^{3} }}.
\color{purple}{\frac{\sqrt[5]{ q^{2} }}{\sqrt[5]{ q^{2} }}} \\=\frac{\sqrt[5]{ q^{2} }}{q}\\---------------\)