data com 2

clc;
t=linspace(0,1,500);
fm=5;
%A=2;
y1=sin(2*pi*fm*t);

subplot(3,1,1);
plot(t,y1);

%t1=linspace(0,1,100);
fc=50;
%A=2;
y2=sin(2*pi*fc*t);

subplot(3,1,2);
plot(t,y2);

%plot(y2,y1);

%subplot(2,2,4);

z=y2+(y1.*y2);


subplot(3,1,3);
plot(t,z);