Error using plot. simple code error please help!!

I want to plot G but I keep getting this error. Could anyone please help me to get the graph..

Answer 1

[KSSV]

You should use function step.

step(G)

Refer: https://in.mathworks.com/help/control/ug/plotting-system-responses.html

[Hyoeun Kim]

It works! Thank you so much!!