%
% SEM 5928 - Sistemas de Controle 
% Escola de Engenharia de São Carlos - USP
%
% Adriano Siqueira - 2016
%

w

re = (3*(3-w^2))/((3-w^2)^2 +w^2);

re

im = -3*w/((3-w^2)^2 +w^2);

im

Gw = re +j*im;

MGw = abs(Gw)

MGwdecibel = 20*log10(MGw)

FGw = angle(Gw);

FGwgraus = FGw*180/pi