Mathematics · Differential Equations
Determine the general solution of the differential equation y'' - 9y = 0.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1y = e-9x
- 2y = C1sin(x) + C2cos(x)
- 3y = C1x + C2
- 4y = C1e3x + C2e-3x✓
Correct answer
y = C1e3x + C2e-3x
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