First order ODE: (x+1)dy - (y+1)dx = (x+1)Sqrt(y+1)dx

(x+1)dy - (y+1)dx = (x+1)Sqrt(y+1)dx

From Tenenbaum - Pollard ODE

let:

U = x + 1 → dx = dU

V = √(y+1) → dV = 1/2 * dy/√(y+1) → dy = 2 * V * dV

Continue....
 
Top