Mathematics · Differential Equations
For the general solution y = 2 cos x + 3 sin x, which of the following is the corresponding differential equation?
- 1d2xdy2 - y = 0
- 2d2ydx2 + y = 0✓
- 3d2xdy2 + y = 0
- 4d2ydx2 - y = 0
Correct answer
d2ydx2 + y = 0
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