clear all
close all
clc

%v = [7, 3, 9]
%w = [2; 4; 12]
%A = [1, 2, 3; 3, 2, 1; 4, 5, 6; 6, 5 ,4];

figure
subplot(2,1,1)
t = 0:0.01:3;
s = 10*exp(-2*t);
plot(t,s,'-.')
grid
s2 = 5*cos(10*t);
hold on
plot(t,s2,'-')
hold off
title('primo segnale su matlab')
xlabel('t')
ylabel('segnale')
legend('esponenziale','coseno')

subplot(2,2,3)
plot(t,s,'-.')
subplot(2,2,4)
plot(t,s2,'-',t,s,'-.')

figure
plot(t,s2,'-')