Verify that the following differential equations are exact and then solve it (2xy - 9x) + (2y + x + 1) = 0 dy dx

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Verify that the following differential equations are exact and then solve it (2xy - 9x²) + (2y + x² + 1) = 0 dy dx

Expert Answer

2xy 9x + (2y + EVALUATION 2xy + 1). 9x + (2y + x + 1) dy dx dy ? xy - 9. View the full answer