Question
Answer
$$8+8i-4+i=9i+4$$
Explanation
| $$ \begin{aligned}8+8i-4+i& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}9i+4\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{8} + \color{red}{8i} \color{blue}{-4} + \color{red}{i} = \color{red}{9i} + \color{blue}{4} $$ |
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