QUESTION
(a) For each of the following systems, determine whether the system is (1) stable, (2) causal, (3) linear, (4) time invariant, (5) passive
(i) Y[n] = x[-n]
(ii) Y[n] = x[n2]
(iii) Y[n] =Σk=0 -> k=∞x[n-k]
(iv) Y[n] = ex[n]
(v) Y[n] = x[n] + 3u[n+1]