10 Chapter 8, Linear differential equations of order n. Section 8.8, A Differential Equation with Nonconstant Coefficients. page 567

10.1 problem Problem 14
10.2 problem Problem 15
10.3 problem Problem 16
10.4 problem Problem 17
10.5 problem Problem 18
10.6 problem Problem 19
10.7 problem Problem 20
10.8 problem Problem 21
10.9 problem Problem 22
10.10 problem Problem 23