Hello!
How to solve these signals in order to find the z-transform and ROC?
Thanks in advance
[ - ]
Reply by ●January 30, 2021

See Oppenhiem and Schaffer for concepts and worked examples.
[ - ]
Reply by ●January 30, 2021

OK I found it
[ - ]
Reply by ●January 30, 2021

Is that an examination question?
[ - ]
Reply by ●January 30, 2021

It is a quiz for evaluation for the semester
[ - ]
Reply by ●January 30, 2021

For the first I found something like that
[ - ]
Reply by ●January 30, 2021

[ - ]
Reply by ●January 30, 2021

This doesn't answer your question, but it might shorten the design time for a real system: