Question
Answer
$$1-5i+2+10i=5i+3$$
Explanation
| $$ \begin{aligned}1-5i+2+10i& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}5i+3\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{1} \color{red}{-5i} + \color{blue}{2} + \color{red}{10i} = \color{red}{5i} + \color{blue}{3} $$ |
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