3 Chapter 10, Differential equations. Section 10.4, ODEs with variable Coefficients. Second order and Homogeneous. page 318

  3.1 problem 10.4.8 (a)
  3.2 problem 10.4.8 (b)
  3.3 problem 10.4.8 (c)
  3.4 problem 10.4.8 (d)
  3.5 problem 10.4.8 (e)
  3.6 problem 10.4.8 (f)
  3.7 problem 10.4.8 (g)
  3.8 problem 10.4.8 (h)
  3.9 problem 10.4.9 (i)
  3.10 problem 10.4.9 (ii)
  3.11 problem 10.4.10