1.10 problem 10

Internal problem ID [457]

Book: Elementary differential equations and boundary value problems, 10th ed., Boyce and DiPrima
Section: Section 2.1. Page 40
Problem number: 10.
ODE order: 1.
ODE degree: 1.

CAS Maple gives this as type [_linear]

Solve \begin {gather*} \boxed {-y+t y^{\prime }-t^{2} {\mathrm e}^{-t}=0} \end {gather*}

Solution by Maple

Time used: 0.0 (sec). Leaf size: 14

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

\[ y \relax (t ) = \left (-{\mathrm e}^{-t}+c_{1}\right ) t \]

Solution by Mathematica

Time used: 0.067 (sec). Leaf size: 16

DSolve[-y[t]+t*y'[t] == t^2/Exp[t],y[t],t,IncludeSingularSolutions -> True]
 

\begin{align*} y(t)\to t (\sinh (t)-\cosh (t)+c_1) \\ \end{align*}