Question
Answer
$$12+3i+8i+2i^2=2i^2+11i+12$$
Explanation
| $$ \begin{aligned}12+3i+8i+2i^2& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}2i^2+11i+12\end{aligned} $$ | |
| ① | Combine like terms: $$ 12+ \color{blue}{3i} + \color{blue}{8i} +2i^2 = 2i^2+ \color{blue}{11i} +12 $$ |
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