1.17 problem 31

Internal problem ID [12270]

Book: Ordinary Differential Equations by Charles E. Roberts, Jr. CRC Press. 2010
Section: Chapter 1. Introduction. Exercises page 14
Problem number: 31.
ODE order: 1.
ODE degree: 1.

CAS Maple gives this as type [_separable]

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

Solution by Maple

Time used: 0.0 (sec). Leaf size: 9

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

\[ y \left (x \right ) = c_{1} \sqrt {x} \]

Solution by Mathematica

Time used: 0.039 (sec). Leaf size: 18

DSolve[2*x*y'[x]-y[x]==0,y[x],x,IncludeSingularSolutions -> True]
 

\begin{align*} y(x)\to c_1 \sqrt {x} y(x)\to 0 \end{align*}