Solution
= Solution
Write $2=2e^{2\pi i k}$. Then $z=i+2^{1/5}e^{2\pi i k/5}$ for $k=0,\ldots,4$: the vertices of a regular pentagon of radius $2^{1/5}$ centred at $i$.
= Solution
Write $2=2e^{2\pi i k}$. Then $z=i+2^{1/5}e^{2\pi i k/5}$ for $k=0,\ldots,4$: the vertices of a regular pentagon of radius $2^{1/5}$ centred at $i$.