Mathematics · Differential Equations
The differential equation satisfied by the system of parabolas y2 = 4a(x + a) is:
- 1y(dy/dx) + 2x(dy/dx) - y = 0
- 2y(dy/dx)2 - 2x(dy/dx) + y = 0
- 3y(dy/dx)2 + 2x(dy/dx) - y = 0✓
- 4y(dy/dx)2 - 2x(dy/dx) - y = 0
Correct answer
y(dy/dx)2 + 2x(dy/dx) - y = 0
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