Question
Answer
$$2i+6+3-4i=-2i+9$$
Explanation
| $$ \begin{aligned}2i+6+3-4i& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}-2i+9\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{2i} + \color{red}{6} + \color{red}{3} \color{blue}{-4i} = \color{blue}{-2i} + \color{red}{9} $$ |
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