Could you share what all things have you tried? That would help me align my answers accordingly. I can provide an initial idea of how to plot the required graph.
To plot a graph, one can leverage the 'plot' function:
plot(t, X);
where 't' is the time from 0 to 4 and 'X' is the required vector values according to the given function.
To know more about the 'plot' function, refer to the below link:
I hope this was helpful.
