Question

divisão de numeros complexos 5-3i por 2+5i resulta?

Answer 1

$\frac{5-3i}{2+5i}=\frac{5-3i}{2+5i}*\frac{2-5i}{2-5i}=\frac{10-25i-6i-15}{4-10i+10i+25}=\frac{-5-31i}{29}=-\frac{5}{29}-\frac{31}{29}i$