14.20 problem 21.15 (iii)

Internal problem ID [13374]

Book: Ordinary Differential Equations. An introduction to the fundamentals. Kenneth B. Howell. second edition. CRC Press. FL, USA. 2020
Section: Chapter 21. Nonhomogeneous equations in general. Additional exercises page 391
Problem number: 21.15 (iii).
ODE order: 2.
ODE degree: 1.

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

\[ \boxed {x^{2} y^{\prime \prime }-7 y^{\prime } x +15 y=1} \]

Solution by Maple

Time used: 0.015 (sec). Leaf size: 16

dsolve(x^2*diff(y(x),x$2)-7*x*diff(y(x),x)+15*y(x)=1,y(x), singsol=all)
 

\[ y = c_{2} x^{5}+c_{1} x^{3}+\frac {1}{15} \]

Solution by Mathematica

Time used: 0.01 (sec). Leaf size: 21

DSolve[x^2*y''[x]-7*x*y'[x]+15*y[x]==1,y[x],x,IncludeSingularSolutions -> True]
 

\[ y(x)\to c_2 x^5+c_1 x^3+\frac {1}{15} \]