Answer
$$sqrt\cdot(1-i)=-iqrst+qrst$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}sqrt\cdot(1-i)& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}qrst-iqrst \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}-iqrst+qrst\end{aligned} $$ | |
| ① | Multiply $ \color{blue}{qrst} $ by $ \left( 1-i\right) $ $$ \color{blue}{qrst} \cdot \left( 1-i\right) = qrst-iqrst $$ |
| ② | Combine like terms: $$ -iqrst+qrst = -iqrst+qrst $$ |
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