1 LTI System The discrete-time Linear Time-Invariant (LTI) system represented in Figure 1 is described by the impulse response h[n] = u[n], where u[n] is the unit-step sequence. [n]- -y[n] h[n] Figure 1. LTI system. The input to the system is given by n+1, n = 0, 1,2,3 7-n, n = 4,5,6 otherwise. 0, Compute the values of the output y[n] for all n. x[n] =

An LTI discrete-time system has impulse response h[n] (2)"u[-n] Find the system response to a unit step response input. = O a. y[n] 1.5(u[n] + (3)"u[-n-1]) Ob. No Answer is Correct. Oc. O d. y[n] Oe. y[n] = y[n] 3u [n] + (3)+¹u[n+ 1] 2u[n] + (2)¹¹¹u[−n − 1] 2u[n] + (2)¹¹u[n + 1] =Y

4. a) Find the complete solution for the difference equation y[n] – 0.9y[n-1] = x[n] with the input x[R]= (-1/4)"u[n] and initial condition y[-1]= 1. b) An LTI system has an impulse response h[n] and input x[n] displayed in Figure 2 below. (b.i) Apply the method of convolution by superposition to find and sketch the convolution output y[n] of the system. (b.ii) Determine and sketch the step response of this LTI system.

FIND THE CURRENT, VOLTAGE AND POWER FOR R1,R2,R3,AND R4.