How to change number of cycles by changing frequency to plot sine wave?

x=sin(2*Pi*f*t)

Answer 1

[檮杌]

t = linspace(0, 1, 100);
f1 = 1; % Hz
f2 = 2; % Hz

x1 = sin(2*pi*f1*t);
x2 = sin(2*pi*f2*t);
plot(t, x1);
hold on;
plot(t, x2);
xlabel("time(s)");
ylabel("Amplitude");
legend("1 Hz", "2 Hz")