\[- \frac{1}{2} + \sqrt{9}i = - 0,5 + 3i;\]
\[\sqrt[3]{8} + i = 2 + i;\]
\[- 0,5 + 3i;\]
\[2 + i;\]
\[- 5 - \sqrt{36}i = - 5 - 6i;\]
\[\frac{10}{2} - \sqrt{36}i = 5 - 6i.\]
\[Равны:\]
\[- \frac{1}{2} + \sqrt{9}\text{i\ }и\ - 0,5 + 3i;\ \]
\[\sqrt[3]{8} + i\ и\ 2 + i.\]