4.1 problem Problem 12.9

Internal problem ID [5192]

Book: Schaums Outline Differential Equations, 4th edition. Bronson and Costa. McGraw Hill 2014
Section: Chapter 12. VARIATION OF PARAMETERS. Supplementary Problems. page 109
Problem number: Problem 12.9.
ODE order: 2.
ODE degree: 1.

CAS Maple gives this as type [[_2nd_order, _linear, _nonhomogeneous]]

\[ \boxed {y^{\prime \prime }-2 y^{\prime }+y=\frac {{\mathrm e}^{x}}{x^{5}}} \]

Solution by Maple

Time used: 0.0 (sec). Leaf size: 21

dsolve(diff(y(x),x$2)-2*diff(y(x),x)+y(x)=exp(x)/x^5,y(x), singsol=all)
 

\[ y \left (x \right ) = {\mathrm e}^{x} c_{2} +{\mathrm e}^{x} x c_{1} +\frac {{\mathrm e}^{x}}{12 x^{3}} \]

Solution by Mathematica

Time used: 0.023 (sec). Leaf size: 25

DSolve[y''[x]-2*y'[x]+y[x]==Exp[x]/x^5,y[x],x,IncludeSingularSolutions -> True]
 

\[ y(x)\to \frac {1}{12} e^x \left (\frac {1}{x^3}+12 c_2 x+12 c_1\right ) \]