ELE 321 Signals & Systems Student Name & ID:, American University of Sharjah Department of Electrical Engineering Quiz 3 Eyjad Mamaa 53168 Fall 2016 1. Draw the direct form I and direct form II implementations of the discrete-time system described by the following difference equation 3y[n]-2y[n-1]+4y[n-4] = x[n]-2x[n-1]+3x[n-3] By(n] = x[n]-2x [n-1]+ 3x (n-3]+2yCu-]-4y Ch-4 -7= {^^)- 2x [n-1]+ 1x [u-3]+ y[+]-4y Cu-* form 1