Question

Números complexos 1. Colocar na forma a + ib os seguintes complexos:
a) 1/i

Answer 1

$z=\frac{1}{i}\\\\z=\frac{1}{i}\times\frac{i}{i}\\\\z=\frac{i}{i^2}\\\\z=\frac{i}{-1}\\\\\boxed{z=-i}$