20.4 problem Ex 4

Internal problem ID [10228]

Book: An elementary treatise on differential equations by Abraham Cohen. DC heath publishers. 1906
Section: Chapter V, Singular solutions. Article 33. Page 73
Problem number: Ex 4.
ODE order: 1.
ODE degree: 2.

CAS Maple gives this as type [_quadrature]

Solve \begin {gather*} \boxed {y \left (3-4 y\right )^{2} \left (y^{\prime }\right )^{2}-4+4 y=0} \end {gather*}

Solution by Maple

Time used: 0.031 (sec). Leaf size: 58

dsolve(y(x)*(3-4*y(x))^2*diff(y(x),x)^2=4*(1-y(x)),y(x), singsol=all)
 

\begin{align*} y \relax (x ) = 1 \\ x +\frac {y \relax (x )^{2} \left (y \relax (x )-1\right )}{\sqrt {-y \relax (x ) \left (y \relax (x )-1\right )}}-c_{1} = 0 \\ x -\frac {y \relax (x )^{2} \left (y \relax (x )-1\right )}{\sqrt {-y \relax (x ) \left (y \relax (x )-1\right )}}-c_{1} = 0 \\ \end{align*}

Solution by Mathematica

Time used: 60.253 (sec). Leaf size: 3751

DSolve[y[x]*(3-4*y[x])^2*y'[x]^2==4*(1-y[x]),y[x],x,IncludeSingularSolutions -> True]
 

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