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

1.21.1 problem 1
1.21.2 problem 2
1.21.3 problem 3
1.21.4 problem 4
1.21.5 problem 5
1.21.6 problem 6
1.21.7 problem 7
1.21.8 problem 8
1.21.9 problem 9
1.21.10 problem 10
1.21.11 problem 11
1.21.12 problem 12