Question
Answer
$$10+10i-2+2i=12i+8$$
Explanation
| $$ \begin{aligned}10+10i-2+2i& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}12i+8\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{10} + \color{red}{10i} \color{blue}{-2} + \color{red}{2i} = \color{red}{12i} + \color{blue}{8} $$ |
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