41.5 Chapter 2. Linear homogeneous equations. Section 2.3.4 problems. page 104

41.5.1 problem 1
41.5.2 problem 2
41.5.3 problem 3
41.5.4 problem 4
41.5.5 problem 5
41.5.6 problem 6
41.5.7 problem 7
41.5.8 problem 8
41.5.9 problem 9
41.5.10 problem 10
41.5.11 problem 11
41.5.12 problem 12