engineering recuitment GATE EE 2023-24 Test Series Signals and Systems Introduction To Signals and Systems Types of Systems
A discrete time system is characterized by \(y\left[ n \right] = {x^2}\left[ n \right] - x\left[ {n - 1} \right]x\left[ {n + 1} \right]\), then the system is
1
Linear, time invariant and causal
2
Linear, time invariant and non-causal
3
Non-linear, time invariant and non-causal
4
Non-linear, time invariant and causal