Question
Answer
$$21-6i+13+25i=19i+34$$
Explanation
| $$ \begin{aligned}21-6i+13+25i& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}19i+34\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{21} \color{red}{-6i} + \color{blue}{13} + \color{red}{25i} = \color{red}{19i} + \color{blue}{34} $$ |
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