# Homework Problems

• REMARK: PLEASE SAVE YOUR HOMEWORKS FOR THE WHOLE SEMESTER IN CASE THERE IS A QUESTION ABOUT YOUR HMWK GRADE; Problems based on Edition 9 of Boyce and DiPrima
• Assignment 1 (due Friday Jan. 27) Sec. 1.1: 3, 5, 7, 9, 11(draw by hand), 22, 23: Sec. 1.2: 3 - 9, 13, 15 (odd); Sec. 1.3: 3, 5, 9, 11, 13, 17, 19, 23; Sec.2.1: 6c, 8c, 15, 21 b,c
• Assignment 2 (due Friday Feb. 3) Sec. 2.2: 6, 9-19(odd)( part a. only); Sec. 2.3: 1, 3, 5, 9, 17, 22 (skip Matlabs part of problem);
• ADDITIONAL PROBLEMS NEEDED FOR EXAM FEB. 10: Sec. 2.4: 3 - 15(odd), 21, 24; Sec. 2.6: 5 - 15(odd), 19, 21; Sec. 3.1: 7 - 23(odd); Sec. 3.2: 3, 5, 9 - 17(odd), 23, 25, 31, 33
• Assignment 3 (due Friday Feb. 17) Sec. 2.4: 3 - 15(odd), 21, 24; Sec. 2.6: 5 - 15(odd), 19, 21; Sec. 3.1: 7 - 23(odd); Sec. 3.2: 3, 5, 9 - 17(odd), 23, 25, 31, 33
• Assignment 4 (due Friday Feb. 24) Sec. 3.3: 5 - 15(odd), 23, 29, 35-41(odd); Sec. 3.4: 5 - 11(odd), 23-29(odd), 41, 43; Sec. 3.5: 3 - 9(odd), 13-17(odd); Sec. 3.6: 5-13(odd)
• Assignment 5 (due Friday March 3) Sec. 3.7: 3, 7-15(odd); Sec. 3.8: 2, 4, 5, 6, 9; Sec. 6.1: 3 - 19(odd);
• ADDITIONAL PROBLEMS NEEDED FOR EXAM March 8: Sec. 6.2: 3-9(odd); 15-25(odd); EXAM material starts at Sec. 3.3, ends at Sec. 6.2
• Assignment 6 (due MONDAY March 27) Sec. 6.2: 3-9(odd); 15-25(odd); Sec. 6.3: 11-21 (odd); Sec. 6.4: 5-11 (odd); (See Assignment #6 listed above)
• Assignment 7 (due Friday March 31) Sec. 6.5: 3-9(odd)(part a. only); Sec. 6.6: 5-15 (odd)
• ALERT: Exam 3 will be given Wednesday April 12 (instead of April 14) since there will be no classes on April 14
• ADDITIONAL PROBLEMS NEEDED FOR EXAM April 12: Sec.7.1: 3-9(odd, parts a,b only), 15: Sec.7.2: 9-15 (odd); Sec. 7.3: 3-13, 17-23 (odd); Sec. 7.4: 3, 5; Sec. 7.5: 5a, 7a, 9-21 (odd) EXAM material starts at Sec. 6.3, ends at Sec.7.5
• ADDITIONAL Laplace Transform formulas NEEDED FOR EXAM April 12: In Addition to the L. T. formulas needed for test 2, you should learn formulas 13, 16 and 17 on the Laplace Transform table.
• Assignment 8 (due Friday April 21) Sec.7.1: 3-9(odd, parts a,b only), 15: Sec.7.2: 9-15 (odd); Sec. 7.3: 3-13, 17-23 (odd); Sec. 7.4: 3, 5; Sec. 7.5: 5a, 7a, 9-21 (odd); Sec. 7.6: 5 - 9(odd), 13-19 (odd) and only part a.
• ADDITIONAL PROBLEMS NEEDED FOR FINAL EXAM : Sec 7.7: 3 - 11 (odd); Sec. 7.8: 3 - 13 (odd); Sec. 5.1: 3 - 23 (odd); Sec. 5.2: 5 - 13 (odd); Sec. 5.3: 1, 2, 5, 8; Sec. 5.4: 19 - 21, 24, 25
• OFFICE HOURS BEFORE FINAL EXAM: wEDNESDAY 3 - 4; tHURSDAY 2 - 4