Internal problem ID [890]
Book: Elementary differential equations with boundary value problems. William F. Trench.
Brooks/Cole 2001
Section: Chapter 2, First order equations. Linear first order. Section 2.1 Page 41
Problem number: 4.
ODE order: 1.
ODE degree: 1.
CAS Maple gives this as type [_separable]
\[ \boxed {3 y+y^{\prime } x=0} \]
✓ Solution by Maple
Time used: 0.0 (sec). Leaf size: 9
dsolve(x*diff(y(x),x) + 3*y(x)=0,y(x), singsol=all)
\[ y \left (x \right ) = \frac {c_{1}}{x^{3}} \]
✓ Solution by Mathematica
Time used: 0.023 (sec). Leaf size: 16
DSolve[x*y'[x] +3*y[x]==0,y[x],x,IncludeSingularSolutions -> True]
\begin{align*} y(x)\to \frac {c_1}{x^3} y(x)\to 0 \end{align*}