17.4 Chapter 6. Linear systems. Exercises at page 110

17.4.1 problem 8(a)
17.4.2 problem 8(b)
17.4.3 problem 8(c)
17.4.4 problem 8(d)
17.4.5 problem 8(e)
17.4.6 problem 8(f)
17.4.7 problem 8(g)
17.4.8 problem 9
17.4.9 problem 10
17.4.10 problem 11(a)
17.4.11 problem 11(b)
17.4.12 problem 11(c)