Question

Z2= -4+6i e Z3= 5-4i então quantos e Z2÷Z3

Answer 1

$\frac{-4+6i}{5-4i}*\frac{5+4i}{5+4i}=\frac{(-4+6i)(5+4i)}{5^2+4^2}=\frac{-20-16i+30i+24i^2}{41}=\frac{-20-24+14i}{41}=\frac{-44+14i}{41}$