The discrete time system described by \(\rm{ y(n) = x(n^2 ) }\) is
1
Casual, linear and time varying
2
Casual, non-linear and time varying
3
Non-casual, linear and time–variant
4
Non-casual, non-linear and time-variant
The discrete time system described by \(\rm{ y(n) = x(n^2 ) }\) is