\[ -2 x^3+2 x^2 y(x) y'(x)-x^2+y(x)^2=0 \] ✓ Mathematica : cpu = 0.111562 (sec), leaf count = 43
\[\left \{\left \{y(x)\to -\sqrt {x^2+c_1 e^{\frac {1}{x}}}\right \},\left \{y(x)\to \sqrt {x^2+c_1 e^{\frac {1}{x}}}\right \}\right \}\] ✓ Maple : cpu = 0.027 (sec), leaf count = 33
\[y \relax (x ) = \sqrt {{\mathrm e}^{\frac {1}{x}} c_{1}+x^{2}}\]