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Black Book Advanced Problems in MathematicsMathematicsDifferential Equations

Solution of the differential equation (2 + 2x^2 y )y dx + (x^2 y + 2)x dy = 0 is/are:

Options

  1. Axy(x^2 y + 5) = c
  2. Bxy(x^2 y + 3) = c
  3. Cxy(y^2 x + 3) = c
  4. Dxy(y^2 x + 5) = c .

Correct answer

B. xy(x^2 y + 3) = c

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