1. Find the fundamental set of solutions and general solution: View Solutions for (a) and (b)
   • (a) \( y''+y=0 \)
   • (b) \( y''- 4y'+5y=0 \)
2. Find the solution of the given initial value problem (IVP):
   • (a) \(y''+4y=0; \quad y(0)=0, y'(0)=1\) Solution
   • (b) \(16y''-8y'+145y=0; \quad y(0)=-2, y'(0)=1\) Solution
   • (c) \(y''-2y'+5y=0, \quad y(\pi/2)=0, y'(\pi/2)=2\)
     Solution Part I | Solution Part II