Question
Answer
$$\dfrac{-28-11i}{10-9i}=-2i-1$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}\frac{-28-11i}{10-9i}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}-1-2i \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}-2i-1\end{aligned} $$ | |
| ① | Divide $ \, -28-11i \, $ by $ \, 10-9i \, $ to get $\,\, -1-2i $. ( view steps ) |
| ② | Combine like terms: $$ -2i-1 = -2i-1 $$ |
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