7.21 Chapter 4. Laplace transform methods. Section 4.6 (Impulses and Delta functions). Problems at page 324

7.21.1 problem 1
7.21.2 problem 2
7.21.3 problem 3
7.21.4 problem 4
7.21.5 problem 5
7.21.6 problem 6
7.21.7 problem 7
7.21.8 problem 8
7.21.9 problem 9
7.21.10 problem 10
7.21.11 problem 11
7.21.12 problem 12