1.1 problem 13

Internal problem ID [5226]

Book: Schaums Outline. Theory and problems of Differential Equations, 1st edition. Frank Ayres. McGraw Hill 1952
Section: Chapter 2. Solutions of differential equations. Supplemetary problems. Page 11
Problem number: 13.
ODE order: 1.
ODE degree: 1.

CAS Maple gives this as type [_separable]

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

Solution by Maple

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

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

\[ y \left (x \right ) = c_{1} x^{2} \]

Solution by Mathematica

Time used: 0.023 (sec). Leaf size: 16

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

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