Teaching TN TRB EE Test Series Signals and Systems Introduction To Signals and Systems Types of Systems
Consider the discrete system y(n) = a1 x(n - 1) + a2 x(n) + a3 x(n + 1)
The system is1
linear, causal
2
non-linear, causal
3
linear, non-causal
4
non-linear, non-causal