5.8 problem 8

Internal problem ID [7301]

Book: Own collection of miscellaneous problems
Section: section 5.0
Problem number: 8.
ODE order: 1.
ODE degree: 1.

CAS Maple gives this as type [[_linear, `class A`]]

\[ \boxed {y^{\prime }+y=\frac {1}{x^{2}}} \] With the expansion point for the power series method at \(x = 0\).

Solution by Maple

Order:=6; 
dsolve(diff(y(x),x)+y(x)=1/x^2,y(x),type='series',x=0);
 

\[ \text {No solution found} \]

Solution by Mathematica

Time used: 0.01 (sec). Leaf size: 122

AsymptoticDSolveValue[y'[x]+y[x]==1/x^2,y[x],{x,0,5}]
 

\[ y(x)\to \left (-\frac {x^5}{120}+\frac {x^4}{24}-\frac {x^3}{6}+\frac {x^2}{2}-x+1\right ) \left (\frac {x^6}{2160}+\frac {x^5}{1800}+\frac {x^4}{480}+\frac {x^3}{72}+\frac {x^2}{12}+\frac {x}{2}-\frac {1}{x}+\log (x)\right )+c_1 \left (-\frac {x^5}{120}+\frac {x^4}{24}-\frac {x^3}{6}+\frac {x^2}{2}-x+1\right ) \]