Simplify 1+2i2−i\frac{1 + 2i}{2 - i}2−i1+2i.
5i5\frac{5i}{5}55i
45+5i5\frac{4}{5} + \frac{5i}{5}54+55i
05+5i5\frac{0}{5} + \frac{5i}{5}50+55i
iii