How to Plot Delay Differential Equations Graphic

I need to draw a DDE graph for my homework. But I don't know how to draw. Can you teach me how to draw a DDE graph?

Answer 1

[Jens Kritian Poulsen]

figure(1); x=[1 2 3 4]; y=[4 6 8 10]; plot(x,y);

figure(2); x=[0:0.1:10]; y=x.*x; plot(x,y);

Good luck

[Kerem Özgün]

[Kerem Özgün]

How to write this ? :)