Math 3200 Fall 1996 Test 2
Jan Mandel

In-class, open book, notes, but no calculators.

1. Verify that the set is a fundamental set of solutions of the equation y'' + 9 y = 0 .

   Find the general solution of the following differential equations and solve the initial value problems when there are given initial values:

2. y''+4y =0, y(0) = 0, y'(0) = 1
3. 
4. 
5. 
6. , x > 0

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