Internal problem ID [3746]
Book: Ordinary differential equations and their solutions. By George Moseley Murphy.
1960
Section: Various 18
Problem number: 492.
ODE order: 1.
ODE degree: 1.
CAS Maple gives this as type [[_homogeneous, `class C`], _rational, [_Abel, `2nd type`, `class A`]]
\[ \boxed {\left (5-x +6 y\right ) y^{\prime }-4 y=-x +3} \]
✓ Solution by Maple
Time used: 1.515 (sec). Leaf size: 29
dsolve((5-x+6*y(x))*diff(y(x),x) = 3-x+4*y(x),y(x), singsol=all)
\[ y \left (x \right ) = -1+\frac {4 c_{1} \left (x +1\right )+\sqrt {-8 c_{1} \left (x +1\right )+9}-3}{8 c_{1}} \]
✓ Solution by Mathematica
Time used: 60.101 (sec). Leaf size: 1177
DSolve[(5-x+6 y[x])y'[x]==3-x+4 y[x],y[x],x,IncludeSingularSolutions -> True]
\begin{align*} y(x)\to \frac {1}{6} \left (x+\frac {2 (x+1)}{x \sqrt {\frac {3}{(x+1)^2}-\frac {3 (x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+3 (x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+2}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right )}-\sqrt {-\frac {\cosh \left (\frac {4 c_1}{9}\right )+\sinh \left (\frac {4 c_1}{9}\right )}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right ){}^2}}}+\sqrt {\frac {3}{(x+1)^2}-\frac {3 (x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+3 (x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+2}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right )}-\sqrt {-\frac {\cosh \left (\frac {4 c_1}{9}\right )+\sinh \left (\frac {4 c_1}{9}\right )}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right ){}^2}}}+1}-5\right ) y(x)\to \frac {1}{6} \left (x-\frac {2 (x+1)}{x \sqrt {\frac {3}{(x+1)^2}-\frac {3 (x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+3 (x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+2}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right )}-\sqrt {-\frac {\cosh \left (\frac {4 c_1}{9}\right )+\sinh \left (\frac {4 c_1}{9}\right )}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right ){}^2}}}+\sqrt {\frac {3}{(x+1)^2}-\frac {3 (x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+3 (x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+2}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right )}-\sqrt {-\frac {\cosh \left (\frac {4 c_1}{9}\right )+\sinh \left (\frac {4 c_1}{9}\right )}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right ){}^2}}}-1}-5\right ) y(x)\to \frac {1}{6} \left (x+\frac {2 (x+1)}{x \sqrt {\frac {3}{(x+1)^2}-\frac {3 (x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+3 (x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+2}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right )}+\sqrt {-\frac {\cosh \left (\frac {4 c_1}{9}\right )+\sinh \left (\frac {4 c_1}{9}\right )}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right ){}^2}}}+\sqrt {\frac {3}{(x+1)^2}-\frac {3 (x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+3 (x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+2}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right )}+\sqrt {-\frac {\cosh \left (\frac {4 c_1}{9}\right )+\sinh \left (\frac {4 c_1}{9}\right )}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right ){}^2}}}+1}-5\right ) y(x)\to \frac {1}{6} \left (x-\frac {2 (x+1)}{x \sqrt {\frac {3}{(x+1)^2}-\frac {3 (x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+3 (x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+2}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right )}+\sqrt {-\frac {\cosh \left (\frac {4 c_1}{9}\right )+\sinh \left (\frac {4 c_1}{9}\right )}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right ){}^2}}}+\sqrt {\frac {3}{(x+1)^2}-\frac {3 (x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+3 (x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+2}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right )}+\sqrt {-\frac {\cosh \left (\frac {4 c_1}{9}\right )+\sinh \left (\frac {4 c_1}{9}\right )}{(x+1)^2 \left ((x+1)^2 \cosh \left (\frac {4 c_1}{9}\right )+(x+1)^2 \sinh \left (\frac {4 c_1}{9}\right )+1\right ){}^2}}}-1}-5\right ) \end{align*}