Question
Answer
$$\dfrac{-1+2i}{-9+7i}=\dfrac{23-11i}{130}$$
Explanation
| $$ \begin{aligned}\frac{-1+2i}{-9+7i}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}\frac{23-11i}{130}\end{aligned} $$ | |
| ① | Divide $ \, -1+2i \, $ by $ \, -9+7i \, $ to get $\,\, \dfrac{23-11i}{130} $. ( view steps ) |
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