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