$z_{1}=-1-i \sqrt{3}, z_{2}=\sqrt{3}-i$.

If $z(2 - 2i\sqrt {3})^{2} = i(\sqrt {3} + i)^{4}$, then the amplitude of $z$ is

$t^{3}-1=0$

সমীকরণের কাল্পনিক মূলদ্বয়

$\operatorname{Arg}(\mathrm{z})=\frac{\pi}{3}$ হলে $\operatorname{Arg}\left(\mathrm{i}^{2} \mathrm{z}\right)=$ কোনটি ?