Internal problem ID [6417]
Book: Own collection of miscellaneous problems
Section: section 2.0
Problem number: 33.
ODE order: 2.
ODE degree: 1.
CAS Maple gives this as type [[_2nd_order, _linear, _nonhomogeneous]]
Solve \begin {gather*} \boxed {y^{\prime \prime }-x y-x^{6}-x^{3}+42=0} \end {gather*}
✓ Solution by Maple
Time used: 0.004 (sec). Leaf size: 23
dsolve(diff(y(x),x$2)-x*y(x)-x^6-x^3+42=0,y(x), singsol=all)
\[ y \relax (x ) = \AiryAi \relax (x ) c_{2}+\AiryBi \relax (x ) c_{1}-x^{5}-21 x^{2} \]
✓ Solution by Mathematica
Time used: 0.563 (sec). Leaf size: 190
DSolve[y''[x]-x*y[x]-x^6-x^3+42==0,y[x],x,IncludeSingularSolutions -> True]
\begin{align*} y(x)\to \frac {1}{280} x^2 \left (10 \, _0F_1\left (;\frac {4}{3};\frac {x^3}{9}\right ) \left (7 x^3 \, _1F_2\left (\frac {4}{3};\frac {2}{3},\frac {7}{3};\frac {x^3}{9}\right )-1176 \, _1F_2\left (\frac {1}{3};\frac {2}{3},\frac {4}{3};\frac {x^3}{9}\right )+4 x^6 \, _1F_2\left (\frac {7}{3};\frac {2}{3},\frac {10}{3};\frac {x^3}{9}\right )\right )+7 \, _0F_1\left (;\frac {2}{3};\frac {x^3}{9}\right ) \left (-8 x^3 \, _1F_2\left (\frac {5}{3};\frac {4}{3},\frac {8}{3};\frac {x^3}{9}\right )+840 \, _1F_2\left (\frac {2}{3};\frac {4}{3},\frac {5}{3};\frac {x^3}{9}\right )-5 x^6 \, _1F_2\left (\frac {8}{3};\frac {4}{3},\frac {11}{3};\frac {x^3}{9}\right )\right )\right )+c_1 \text {Ai}(x)+c_2 \text {Bi}(x) \\ \end{align*}