Homework Assignments for Math 431 Section 4

Assignment 1 Due Thursday, September 17.

Section 1.1 page 10: 3, 5, 8, 12, 15, 17, 19, 25, 29
Assignment 2 Due Thursday, September 24.

Section 2.1 page 23: 1, 7, 18, 21
Section 2.2 page 30: 13, 23, 38
Section 2.3 page 38: 10, 21, 24
Assignment 3 Due Thursday, October 1.

Section 2.4 page 45: 10, 17, 18
Section 2.5 page 55: 9 (Read Example 2 page 48-50)
Section 2.8 page 88: 13, 25, 31
Section 2.9 page 93: 6, 15, 21
Assignment 4 Due Thursday, October 8.

Section 2.7 page 79: 15, 16
Section 2.10 page 94: 1, 5, 15, 16, 17, 20, 32
Section 3.1 page 126: 1, 4, 11, 28
Assignment 5 Due Thursday, October 15.

Section 3.2 page 138: 1, 7, 9, 14, 16, 21, 23, 24
Section 7.2 page 351: 1, 2
Assignment 6 Due Thursday, October 22.

Section 3.3 page 144: 1, 2, 9, 21, 27, 28
Section 3.3 Additional problem: Find a second order linear homogeneous ordinary differential equation of the form
y'' + p(t)y' + q(t)y = 0 for which the two functions t^2 and e^t are a fundamental set of solutions.
Section 7.2 page 351: 11, 12 Show your work (without using a calculator)
Assignment 7 Due Thursday, October 29.

Section 3.4 page 150: 2, 3, 11, 17, 18, 39
Section 3.5 page 159: 2, 12, 15, 23, 31
Assignment 8 Due Thursday, November 5.

Section 3.6 page 171: 1, 2, 3, 4, 6, 7, 18, 33
Assignment 9 Due Thursday, November 12.

Section 3.7 page 177: 1, 3, 5, 10, 13, 23
Section 3.8 page 190: 5, 8, 10, 17
Assignment 10 Due Tuesday, November 24.

Section 6.1 page 294: 1, 5 (b), 15, 26, 27
Assignment 11 Due Thursday, December 3.

Section 6.2 page 303: 1, 3, 5, 9, 12, 21, 28, 32
Section 6.3 page 311: 2, 4, 10, 13, 15, 17, suggested questions: 27, 28, 29, 30
Section 6.4 page 318: 1, 2, 16
Assignment 12 Due Thursday, December 10.

Section 6.5 page 324: 1, 13, 14
Section 7.1 page 340: 3, 4, 7, 18, 19
Section 7.2 page 351: (suggested 1, 6c, 10, 22, 23 )
Section 7.3 page 363: (suggested 1, 2, 6, 7, 12, 13, 15, 22 )
Section 7.5 page 378: 1, 15, (11, 18, suggested)