Solve the differential equation by using an integrating factor:y/+9y = x³e-9x Oxe-9 + C x²4e-9x + Ce-9x 04e9 + Ce 9x 1x4e⁹x + Cex -4 9x 9x - 9x 17 x ²4 e ² + Ce-9x x4e⁹x + C

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