CSE 3451 Final exam page 6 of 12
3. [20 points] Consider the nonlinear device described by the following relationship between the input t) and
output Mt)
EN) = 93(3) + 933(3) (3)
Let the input 5-:(t) be a sinusoidal signal
t) = A3 cos(wct) (4)
wi
Instructors Solutions to Assignment 2
Problem 3.2 (i) (a)
!(t ) + 4 y (t ) + 8 y (t ) = x (t ) + x (t ) with ! ! y
! x (t ) = e!4t u(t ), y (0) = 0, and y (0) = 0.
Particular solution: The particular solution for input x(t ) = exp(4t)u(t) is of the form
y
Instructor Solutions for Assignment 3
Problem 5.2 (a) By definition,
X 1 () 3e jt dt 3 (e j)
jt
0
0
3 j
e
j
1
3 j / 2 e j
e
j / 2
e j / 2
3 j / 2 e j
2 j sin( / 2) 6e j / 2 sin( / 2) 6e j / 2 21 sin( / 2/ 2) /
3e j / 2 sinc ( / 2).
(b) By defini
Assignment 4 (Due Dec 8, 2009) From the textbook Chapter 10: Problem 10.1 Problem 10.5: (a), (b), (c) Problem 10.18
From the textbook Chapter 11: Problem 11.4 (a) parts (i), (ii) and (iii) Problem 11.5: (i), (ii) and (iii) Problem 11.12 Problem 11.13