71.14 Chapter 5. The Laplace Transform Method. Exercises 5.3, page 255

71.14.1 problem 7
71.14.2 problem 8
71.14.3 problem 9
71.14.4 problem 10
71.14.5 problem 11
71.14.6 problem 12
71.14.7 problem 13
71.14.8 problem 14