matlab1

w=[0:1:500]*pi/500;
X = exp(j*w)./(exp(j*w)-0.5*ones(1,501));
magX = abs(X);angX= angle(X);
realX=real(X);imagX=imag(X);
subplot(2,2,1);plot(w/pi,magX);grid
xlabel('frequency in pi units');
title('MagnitudePart'); ylabel('Magnitude')
subplot(2,2,3);plot(w/pi,angX);grid
xlabel('frequency in pi units');
title('Angle Part'); ylabel('Radians')
subplot(2,2,2);plot(w/pi,realX);grid
xlabel('frequency in pi units');title('Real Part'); ylabel('Real')
subplot(2,2,4);plot(w/pi,imagX);grid
xlabel('frequency in pi units');
title('Imaginary Part'); ylabel('Imaginary')