kwiat

% Zadanie 1

t = 0:0.01:1.99;

f1 = 0.5;
f2 = 4;

Ts = 0.4;

u0 = ones(1,200);
u1 = sin(2*pi*f1*t);
u2 = 2*sin(2*pi*f2*t + pi/3);

u = u0 + u1 + u2;

subplot(4,1,1)
plot(t,u0);
subplot(4,1,2)
plot(t,u1);
subplot(4,1,3)
plot(t,u2);
subplot(4,1,4)
% plot(t,u);
stem(t,u);

% Zadanie 2

U0 = u0;
U1 = 1*exp(1j*(2*pi*f1*t));
U2 = 1*exp(1j*(2*pi*f2*t));

% U = U0 + U2 + U3;
plot(t,U);