1.245 problem 248

Internal problem ID [7735]

Book: Collection of Kovacic problems
Section: section 1
Problem number: 248.
ODE order: 2.
ODE degree: 1.

CAS Maple gives this as type [[_2nd_order, _with_linear_symmetries]]

\[ \boxed {y^{\prime \prime } x^{2}-y^{\prime } x^{2}-\left (3 x +2\right ) y=0} \]

Solution by Maple

Time used: 0.016 (sec). Leaf size: 47

dsolve(x^2*diff(y(x),x$2)-x^2*diff(y(x),x)-(3*x+2)*y(x)=0,y(x), singsol=all)
 

\[ y \left (x \right ) = c_{1} x^{2} {\mathrm e}^{x} \left (x +4\right )+\frac {c_{2} \left (x^{3} {\mathrm e}^{x} \left (x +4\right ) \operatorname {Ei}_{1}\left (x \right )-x^{3}-3 x^{2}+2 x -2\right )}{x} \]

Solution by Mathematica

Time used: 0.16 (sec). Leaf size: 59

DSolve[x^2*y''[x]-x^2*y'[x]-(3*x+2)*y[x]==0,y[x],x,IncludeSingularSolutions -> True]
 

\[ y(x)\to -\frac {1}{24} c_2 e^x (x+4) x^2 \operatorname {ExpIntegralEi}(-x)+c_1 e^x (x+4) x^2-\frac {c_2 \left (x^3+3 x^2-2 x+2\right )}{24 x} \]