Internal problem ID [3611]
Book: Ordinary differential equations and their solutions. By George Moseley Murphy.
1960
Section: Various 13
Problem number: 355.
ODE order: 1.
ODE degree: 1.
CAS Maple gives this as type [_linear]
\[ \boxed {x \left (x^{2}+1\right ) y^{\prime }-y=a \,x^{3}} \]
✓ Solution by Maple
Time used: 0.0 (sec). Leaf size: 17
dsolve(x*(x^2+1)*diff(y(x),x) = a*x^3+y(x),y(x), singsol=all)
\[ y \left (x \right ) = x \left (a +\frac {c_{1}}{\sqrt {x^{2}+1}}\right ) \]
✓ Solution by Mathematica
Time used: 0.04 (sec). Leaf size: 21
DSolve[x(1+x^2)y'[x]==a x^3+y[x],y[x],x,IncludeSingularSolutions -> True]
\[ y(x)\to x \left (a+\frac {c_1}{\sqrt {x^2+1}}\right ) \]