Question
Answer
$$-5+2i+3-4i=-2i-2$$
Explanation
| $$ \begin{aligned}-5+2i+3-4i& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}-2i-2\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{-5} + \color{red}{2i} + \color{blue}{3} \color{red}{-4i} = \color{red}{-2i} \color{blue}{-2} $$ |
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