$$ \begin{aligned}\frac{1+i}{5+5i}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}\frac{1}{5}\end{aligned} $$ | |
① | Divide $ \, 1+i \, $ by $ \, 5+5i \, $ to get $\,\, \dfrac{1}{5} $. ( view steps ) |