70.18 Chapter 5. The Laplace transform. Section 5.2 (Properties of the Laplace transform). Problems at page 309

70.18.1 problem 12
70.18.2 problem 13
70.18.3 problem 14
70.18.4 problem 15
70.18.5 problem 16
70.18.6 problem 17
70.18.7 problem 18
70.18.8 problem 19
70.18.9 problem 20
70.18.10 problem 21
70.18.11 problem 23
70.18.12 problem 24
70.18.13 problem 25