12.21 problem 295

Internal problem ID [15157]

Book: A book of problems in ordinary differential equations. M.L. KRASNOV, A.L. KISELYOV, G.I. MARKARENKO. MIR, MOSCOW. 1983
Section: Section 12. Miscellaneous problems. Exercises page 93
Problem number: 295.
ODE order: 1.
ODE degree: 1.

CAS Maple gives this as type [[_homogeneous, `class D`], _rational, _Bernoulli]

\[ \boxed {y^{2} x +y-x y^{\prime }=0} \]

Solution by Maple

Time used: 0.0 (sec). Leaf size: 16

dsolve((x*y(x)^2+y(x))-x*diff(y(x),x)=0,y(x), singsol=all)
 

\[ y = -\frac {2 x}{x^{2}-2 c_{1}} \]

Solution by Mathematica

Time used: 0.124 (sec). Leaf size: 23

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

\begin{align*} y(x)\to -\frac {2 x}{x^2-2 c_1} \\ y(x)\to 0 \\ \end{align*}