12.14 problem 333

Internal problem ID [3081]

Book: Ordinary differential equations and their solutions. By George Moseley Murphy. 1960
Section: Various 12
Problem number: 333.
ODE order: 1.
ODE degree: 1.

CAS Maple gives this as type [_rational, [_1st_order, _with_symmetry_[F(x),G(x)]], _Riccati]

Solve \begin {gather*} \boxed {x \left (1-2 x \right ) y^{\prime }-4 x +\left (4 x +1\right ) y-y^{2}=0} \end {gather*}

Solution by Maple

Time used: 0.016 (sec). Leaf size: 19

dsolve(x*(1-2*x)*diff(y(x),x) = 4*x-(1+4*x)*y(x)+y(x)^2,y(x), singsol=all)
 

\[ y \relax (x ) = \frac {-2 x^{2}+c_{1}}{-x +c_{1}} \]

Solution by Mathematica

Time used: 0.202 (sec). Leaf size: 27

DSolve[x(1-2 x)y'[x]==4 x -(1+4 x)y[x]+y[x]^2,y[x],x,IncludeSingularSolutions -> True]
 

\begin{align*} y(x)\to 1+\frac {x (2 x-1)}{x-c_1} \\ y(x)\to 1 \\ \end{align*}