Complex numbers division
Tue, Jun 23, 2015 02:00 CEST
Tags: Numbers
$$ \frac{a+bi}{c+di} = \ldots $$
$$ \frac{a+bi}{c+di} = \frac{a+bi}{c+di} \frac{c-di}{c-di} = \frac{ac+bd}{c^2+d^2}+\frac{bc-ad}{c^2+d^2}i $$
$$ \frac{a+bi}{c+di} = \ldots $$
$$ \frac{a+bi}{c+di} = \frac{a+bi}{c+di} \frac{c-di}{c-di} = \frac{ac+bd}{c^2+d^2}+\frac{bc-ad}{c^2+d^2}i $$