Question

e) -3+7i Obs. sobre i

Answer 1

                 $\frac{-3+7i}{i} \\ \\= \frac{-3i + 7i}{0+i} \\ \\ = \frac{(-3+7i)(0-i)}{(0+i)(0-i)} \\ \\ = \frac{-0+3i +0i+7}{1} \\ \\ = \frac{7+3i}{1}$

                 $=7+3i$  RESULTADO FINAL