3. Determine which of the properties listed in Problem 1.27 hold and which do not hold for each of the following discrete-time systems. Justify your answers. In each example, y[n] denotes the system output and x[n] is the system input. b) y[n] = x[n − 2] − 2x[n − 8] -

a iig.2, for A(s) = H(s) = 1. Find the values of N, a, b, and K. Determine the values of A(s) and H(s) so that the steady- state error is equal to zero. lincar control system and the corresponding time response to a unit-step input are shown R(s) K C(s) 0.8 S(s +as +i} 0.4 0.2 H(s) Fig.2 Time (sec)

i need the answer quickly

Please answer and show complete solutions. Please ignore the part where we will simulate through mathlab. This is under feedback and control system