73.9 Chapter 14. Higher order equations and the reduction of order method. Additional exercises page 277

73.9.1 problem 14.1 (a)
73.9.2 problem 14.1 (b)
73.9.3 problem 14.1 (c)
73.9.4 problem 14.1 (d)
73.9.5 problem 14.1 (e)
73.9.6 problem 14.1 (f)
73.9.7 problem 14.1 (g)
73.9.8 problem 14.1 (h)
73.9.9 problem 14.1 (i)
73.9.10 problem 14.1 (j)
73.9.11 problem 14.2 (a)
73.9.12 problem 14.2 (b)
73.9.13 problem 14.2 (c)
73.9.14 problem 14.2 (d)
73.9.15 problem 14.2 (e)
73.9.16 problem 14.2 (f)
73.9.17 problem 14.2 (g)
73.9.18 problem 14.2 (h)
73.9.19 problem 14.2 (i)
73.9.20 problem 14.2 (j)
73.9.21 problem 14.2 (k)
73.9.22 problem 14.2 (L)
73.9.23 problem 14.2 (m)
73.9.24 problem 14.2 (n)
73.9.25 problem 14.3 (a)
73.9.26 problem 14.3 (b)
73.9.27 problem 14.3 (c)
73.9.28 problem 14.3 (d)
73.9.29 problem 14.3 (e)
73.9.30 problem 14.3 (f)
73.9.31 problem 14.5 (a)
73.9.32 problem 14.5 (b)
73.9.33 problem 14.5 (c)
73.9.34 problem 14.5 (d)