Defining u(t), r(t) and s(t) in their standard ways, are their derivatives defined at t = 0?
(a) Yes, Yes, No
(b) No, Yes, No
(c) No, No, Yes
(d) No, No, No
This question was addressed to me in an online quiz.
The doubt is from Useful Signals in division Signals and Systems Basics of Signals and Systems