\(\displaystyle y=5^{\Large\frac{3}{5}}\left(\cos\left(\frac{2\pi}{5}k\right)+i\sin\left(\frac{2\pi}{5}k\right)\right)\) where \(\displaystyle k\in\{0,1,2,3,4\}\)

\(\displaystyle y=5^{\Large\frac{3}{5}}\left(\cos\left(\frac{2\pi}{5}k\right)+i\sin\left(\frac{2\pi}{5}k\right)\right)\) where \(\displaystyle k\in\{0,1,2,3,4\}\)