%Parametry modelu 1/(a^2*s+bs+c)
A=1;
B=1;
C=1;
% Tworzenie modelu
s = tf('s');
%Czlon inercyjny I rzedu 1/bs+c
A=1;
B=3;
C=2;
%sys = (1/(A*s^2+B*s+C))

%figure(1)
%hold on;
%subplot(2,1,1)
%step(sys)
%subplot(2,1,2)
%impulse(sys)
figure(1)
sys = (1/((A*s^2+B*s+C)*(2*s^2+s+4)))
impulse(sys)
figure(2)
rlocus(sys)



