31.10 problem 909

Internal problem ID [3637]

Book: Ordinary differential equations and their solutions. By George Moseley Murphy. 1960
Section: Various 31
Problem number: 909.
ODE order: 1.
ODE degree: 2.

CAS Maple gives this as type [_separable]

Solve \begin {gather*} \boxed {x^{2} \left (y^{\prime }\right )^{2}-5 y y^{\prime } x +6 y^{2}=0} \end {gather*}

Solution by Maple

Time used: 0.016 (sec). Leaf size: 17

dsolve(x^2*diff(y(x),x)^2-5*x*y(x)*diff(y(x),x)+6*y(x)^2 = 0,y(x), singsol=all)
 

\begin{align*} y \relax (x ) = x^{3} c_{1} \\ y \relax (x ) = c_{1} x^{2} \\ \end{align*}

Solution by Mathematica

Time used: 0.043 (sec). Leaf size: 26

DSolve[x^2 (y'[x])^2-5 x y[x] y'[x]+6 y[x]^2==0,y[x],x,IncludeSingularSolutions -> True]
 

\begin{align*} y(x)\to c_1 x^2 \\ y(x)\to c_1 x^3 \\ y(x)\to 0 \\ \end{align*}