1.224 problem 225

Internal problem ID [7805]

Book: Differential Gleichungen, E. Kamke, 3rd ed. Chelsea Pub. NY, 1948
Section: Chapter 1, linear first order
Problem number: 225.
ODE order: 1.
ODE degree: 1.

CAS Maple gives this as type [[_homogeneous, class C], _rational, [_Abel, 2nd type, class A]]

Solve \begin {gather*} \boxed {\left (4 y+2 x +3\right ) y^{\prime }-2 y-x -1=0} \end {gather*}

Solution by Maple

Time used: 0.079 (sec). Leaf size: 20

dsolve((4*y(x)+2*x+3)*diff(y(x),x)-2*y(x)-x-1=0,y(x), singsol=all)
 

\[ y \relax (x ) = -\frac {x}{2}+\frac {\LambertW \left ({\mathrm e}^{5} {\mathrm e}^{8 x} c_{1}\right )}{8}-\frac {5}{8} \]

Solution by Mathematica

Time used: 60.019 (sec). Leaf size: 26

DSolve[(4*y[x]+2*x+3)*y'[x]-2*y[x]-x-1==0,y[x],x,IncludeSingularSolutions -> True]
 

\begin{align*} y(x)\to \frac {1}{8} \left (\text {ProductLog}\left (-e^{8 x-1+c_1}\right )-4 x-5\right ) \\ \end{align*}