ODE
\[ x (-2 y(x)-x+1) y'(x)+y(x) (y(x)+2 x+1)=0 \] ODE Classification
[_rational, [_Abel, `2nd type`, `class B`]]
Book solution method
Exact equation, integrating factor
Mathematica ✓
cpu = 14.9599 (sec), leaf count = 451
\[\left \{\left \{y(x)\to -\frac {\sqrt [3]{2} x}{\sqrt [3]{-27 c_1^2 x^2+\sqrt {108 c_1^3 x^3+\left (27 c_1^2 x-27 c_1^2 x^2\right ){}^2}+27 c_1^2 x}}+\frac {\sqrt [3]{-27 c_1^2 x^2+\sqrt {108 c_1^3 x^3+\left (27 c_1^2 x-27 c_1^2 x^2\right ){}^2}+27 c_1^2 x}}{3 \sqrt [3]{2} c_1}+x-1\right \},\left \{y(x)\to \frac {\left (1+i \sqrt {3}\right ) x}{2^{2/3} \sqrt [3]{-27 c_1^2 x^2+\sqrt {108 c_1^3 x^3+\left (27 c_1^2 x-27 c_1^2 x^2\right ){}^2}+27 c_1^2 x}}-\frac {\left (1-i \sqrt {3}\right ) \sqrt [3]{-27 c_1^2 x^2+\sqrt {108 c_1^3 x^3+\left (27 c_1^2 x-27 c_1^2 x^2\right ){}^2}+27 c_1^2 x}}{6 \sqrt [3]{2} c_1}+x-1\right \},\left \{y(x)\to \frac {\left (1-i \sqrt {3}\right ) x}{2^{2/3} \sqrt [3]{-27 c_1^2 x^2+\sqrt {108 c_1^3 x^3+\left (27 c_1^2 x-27 c_1^2 x^2\right ){}^2}+27 c_1^2 x}}-\frac {\left (1+i \sqrt {3}\right ) \sqrt [3]{-27 c_1^2 x^2+\sqrt {108 c_1^3 x^3+\left (27 c_1^2 x-27 c_1^2 x^2\right ){}^2}+27 c_1^2 x}}{6 \sqrt [3]{2} c_1}+x-1\right \}\right \}\]
Maple ✓
cpu = 0.032 (sec), leaf count = 76
\[ \left \{ {\frac {7}{9}\ln \left ( {\frac {189-189\,x}{-4+4\,x+8\,y \left ( x \right ) }} \right ) }-{\frac {7}{6}\ln \left ( -126\,{\frac {x-y \left ( x \right ) -1}{-1+x+2\,y \left ( x \right ) }} \right ) }+{\frac {7}{18}\ln \left ( 378\,{\frac {y \left ( x \right ) }{-5+5\,x+10\,y \left ( x \right ) }} \right ) }-{\frac {7\,\ln \left ( -1+x \right ) }{9}}+{\frac {7\,\ln \left ( x \right ) }{18}}-{\it \_C1}=0 \right \} \] Mathematica raw input
DSolve[y[x]*(1 + 2*x + y[x]) + x*(1 - x - 2*y[x])*y'[x] == 0,y[x],x]
Mathematica raw output
{{y[x] -> -1 + x - (2^(1/3)*x)/(27*x*C[1]^2 - 27*x^2*C[1]^2 + Sqrt[108*x^3*C[1]^3 + (27*x*C[1]^2 - 27*x^2*C[1]^2)^2])^(1/3) + (27*x*C[1]^2 - 27*x^2*C[1]^2 + Sqrt[108*x^3*C[1]^3 + (27*x*C[1]^2 - 27*x^2*C[1]^2)^2])^(1/3)/(3*2^(1/3)*C[1])}, {y[x] -> -1 + x + ((1 + I*Sqrt[3])*x)/(2^(2/3)*(27*x*C[1]^2 - 27*x^2*C[1]^2 + Sqrt[108*x^3*C[1]^3 + (27*x*C[1]^2 - 27*x^2*C[1]^2)^2])^(1/3)) - ((1 - I*Sqrt[3])*(27*x*C[1]^2 - 27*x^2*C[1]^2 + Sqrt[108*x^3*C[1]^3 + (27*x*C[1]^2 - 27*x^2*C[1]^2)^2])^(1/3))/(6*2^(1/3)*C[1])}, {y[x] -> -1 + x + ((1 - I*Sqrt[3])*x)/(2^(2/3)*(27*x*C[1]^2 - 27*x^2*C[1]^2 + Sqrt[108*x^3*C[1]^3 + (27*x*C[1]^2 - 27*x^2*C[1]^2)^2])^(1/3)) - ((1 + I*Sqrt[3])*(27*x*C[1]^2 - 27*x^2*C[1]^2 + Sqrt[108*x^3*C[1]^3 + (27*x*C[1]^2 - 27*x^2*C[1]^2)^2])^(1/3))/(6*2^(1/3)*C[1])}}
Maple raw input
dsolve(x*(1-x-2*y(x))*diff(y(x),x)+(1+2*x+y(x))*y(x) = 0, y(x),'implicit')
Maple raw output
7/9*ln((189-189*x)/(-4+4*x+8*y(x)))-7/6*ln(-126*(x-y(x)-1)/(-1+x+2*y(x)))+7/18*ln(378*y(x)/(-5+5*x+10*y(x)))-7/9*ln(-1+x)+7/18*ln(x)-_C1 = 0