15 Chapter 1, section 1.2. Riccati Equation. subsection 1.2.7-2. Equations containing arccosine.

  15.1 problem 10
  15.2 problem 11
  15.3 problem 12
  15.4 problem 13
  15.5 problem 14
  15.6 problem 15
  15.7 problem 16
  15.8 problem 17
  15.9 problem 18