(i) Memory less

(ii) Causal

(iii) Linear

(iv) Time invariant

$Y[n] = X [- n]$

Mumbai University > EXTC > Sem 4 > Signals and Systems

Marks : 05

Year : DEC 2014

(i)

If the present input is x(n) then output y(n) is x(-n). That is if input is x(4) then output is x(- 4). Thus the system has to store input sequence in the memory. Hence the system is dynamic i.e. it has memory.

(ii)

The given system equation is y(n) …