MATLAB CODE
A=[0 1;0 -0.2];
B=[0;1];
C=[1 0];
D=[0];
sys=ss(A,B,C,D);
x0=[15 25];
t=linspace(0,35,360);
[y,t,x]=initial(sys,x0,t);
figure()
subplot(2,1,1)
plot(t,x(:,1))
grid on
xlabel('time in seconds')
ylabel('amplitude of z')
title('z Vs time')
subplot(2,1,2)
plot(t,x(:,2))
grid on
xlabel('time in seconds')
ylabel('amplitude of z_dot')
title('z dot Vs time')
display(max(x(:,1)),'max z')
display(max(x(:,2)),'max z_dot')
MATLAB OUTPUT
max z =
139.8860
max z_dot =
25
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