Respostas

2013-06-05T18:57:17-03:00

z= a+bi
a+bi +2i = 3(a-bi) + 5
a + (b+2)i = 3a+5 - 3bi

a=3a+5. . . .a =-5/2
b+2=-3b . . .b= -1/2

z = -5/2 - 1/2 i