7 Chapter 14, Inhomogeneous second order linear equations. Exercises page 140

7.1 problem 14.1 (i)
7.2 problem 14.1 (ii)
7.3 problem 14.1 (iii)
7.4 problem 14.1 (iv)
7.5 problem 14.1 (v)
7.6 problem 14.1 (vi)
7.7 problem 14.1 (vii)
7.8 problem 14.1 (viii)
7.9 problem 14.1 (ix)
7.10 problem 14.1 (x)
7.11 problem 14.1 (xi)
7.12 problem 14.2
7.13 problem 14.3