Sine and cos signal in MATLAB | m-file

%Sine and cos sequence in MATLAB

close all;

clc;

n=-20:20;

x_n=sin(pi/2-2*pi*0.1*n);

subplot(2,1,1);

stem(n,x_n);

xlabel('Time sample');

ylabel('Amplitude');

x2_n=cos(2*pi*0.1*n);

subplot(2,1,2);

stem(n,x2_n);

xlabel('Time sample');

ylabel('Amplitude');

Please follow us:
https://www.facebook.com/matlabcodes

Join us on Telegram:
https://t.me/matlabirawen 

Join us on Facebook Group:
https://www.facebook.com/groups/matlabcodes