76.28 Chapter 6. Systems of First Order Linear Equations. Section 6.6 (Nonhomogeneous Linear Systems). Problems at page 436

76.28.1 problem 2
76.28.2 problem 3
76.28.3 problem 4
76.28.4 problem 5
76.28.5 problem 6
76.28.6 problem 7
76.28.7 problem 8
76.28.8 problem 9
76.28.9 problem 10 (a)