a. Define the following: Time-Invariant system, Discrete-time system, Stable system, Causal system_10 Marks) b. The impulse...

    

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a. Define the following: Time-Invariant system, Discrete-time system, Stable system, Causal system_10 Marks) b. The impulse response of a linear time-invariant system is h(n) = [1,2,1,-1], Draw the response of the system to the input signal x(n)-[1.2.3.1]. using graphical convolution method (10 Marks) a. Define the following: Time-Invariant system, Discrete-time system, Stable system, Causal system_10 Marks) b. The impulse response of a linear time-invariant system is h(n) = [1,2,1,-1], Draw the response of the system to the input signal x(n)-[1.2.3.1]. using graphical convolution method (10 Marks)