Math 23

Differential Equations

Homework

Bourke’s Section

 Lectures Sections in Text Homework assignment Monday January 5 1.1, 1.2 and start 1.3 Section 1.1, Exercises 7, 12 Section 1.2, Exercise 8 Section 1.3, Exercise 12 Due Wednesday January 14 Wednesday January 7 1.3, 2.1 Section 2.1 Exercises 15, 17, 33 Due Wednesday January 14 Friday January 9 2.2, 2.4 Section 2.2 Exercises 3,8, Section 2.4 Exercise 3, 14, 25, 33  Due Wednesday January 14 Monday January 12 2.3 Section 2.4 Exercise 28 Section 2.3 Exercises 2, 4 and 8 (part a and b only) Due Wednesday January 21 Wednesday January 14 2.5, 2.6 Section 2.5 Exercises 3,13, and 15 (part a only)  Due Wednesday January 21 Friday January 16 2.6 Section 2.6 Exercises 2, 14, 24, and 28.  Use exercise 24 to solve the equation (3y2+4xy)+(4xy+3x2)y’=0 Due Wednesday January 21 Monday January 19 MLK day classes moved to x-hour Tuesday January 20 x-hour instead of the class on January 19 3.1, 3.2 Section 3.1 Exercises 11, 12 Due Wednesday January 28 Wednesday January 21 3.3, 3.4 Section 3.2 Exercises 11, 19, 23, 27, 35, 39 Section 3.3 Exercises 1, 5, 11, 19 Due Wednesday January 28 Friday January 23 3.4 Section 3.4 Exercise 2, 13, 14, 23, 25 Due Wednesday January 28 Monday January 26 3.5 Section 3.5  Exercises 1, 2, 13, 14, 16, 18, 19  Due Wednesday February 4 Wednesday January 28 First Midterm Exam is 6-8 PM Thursday January 29 in Silsby 028 3.6 Section 3.6 Exercises 10, 15,  Section 3.7 Exercise 6, Due Wednesday February 4 Friday January 30 3.7, 3.8 Section 3.8 Exercises 9, 11, Section 4.1 Exercises 2, 6, 8 Due Wednesday February 4 Monday February 2 4.1, 4.2 Section 4.2 Exercises 13, 16, 17, 21 Due Wednesday February 11 Tuesday February 3 x-hour instead of the class on February 6 4.3 Section 4.3 Exercises 3, 5 Due Wednesday February 11 Wednesday February 4 7.1, 7.2 Section 7.1 Exercises 5, 9, Section 7.2 Exercises 6(c), 15 Section 7.3 Exercises 3, 8, 19, 25, 29 Due Wednesday February 11 Friday February 6 Carnival Holiday classes moved to x-periods Monday February 9 7.3, 7.4 Section 7.4 Exercises 5, 6, Section 7.5 Exercises 9, 11, 12, 14 Due Wednesday February 18 Wednesday February 11 7.5, 7.6 Section 7.6 Exercises 3, 5, 7  (for each system, only solve and express the general solution in terms of real-valued functions) Due Wednesday February 18 Friday February 13 7.7, 7.8 Section 7.8 Exercises 2, 3, 5 (for each system, only solve and express the general solution in terms of real-valued functions) Section 7.7 Exercise 1 Due Wednesday February 18 Monday February 16 5.1,5.2 Do sufficiently many problems out of Section 5.1 Exercises 1-16 so that you are comfortable with the power series. These exercises are not to be submitted and they will not be graded Wednesday February 18 Second Midterm Exam is 6-8 PM Thursday February 19 in Silsby 028 5.3 Section 5.2 Exercises  3, 5, 15(a), 16(a),  Section 5.3 Exercises 2, 7 Due Wednesday February 25 Friday February 20 5.4 Section 5.4 Exercises 2, 3, 11, 16 Due Wednesday February 25 Monday February 23 10.1, 10.2 Section 10.1 Exercises 1, 5, 10, 14 Due Wednesday March 5 Wednesday February 25 10.3 Section 10.2 Exercises 14, 15  Due Wednesday March 5 Friday February 27 10.4 Section 10.3 Exercise 6, Section 10.4 Exercise 16, 17 Due Wednesday March 5 Monday March 2 10.5 Section 10.5 Exercises 3, 5, 9, 10 Due Monday March 9 Wednesday March 4 10.6 Section 10.6 Exercise 9 part a only, Exercise 13 part a only. Due Monday March 9 Friday March 6 10.7 Section 10.7 Exercise 9 and Exercise 10 part a only. Due Monday March 9 Monday March 9 Review Wednesday March 11- Thursday March 12 Pre-Examination Break Math 23 Final Exam is 3-6 PM on Monday March 16 in Wilder 111