4.2 problem 2

Internal problem ID [55]

Book: Differential equations and linear algebra, 3rd ed., Edwards and Penney
Section: Section 1.5. Linear first order equations. Page 56
Problem number: 2.
ODE order: 1.
ODE degree: 1.

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

\[ \boxed {y^{\prime }-2 y=3 \,{\mathrm e}^{2 x}} \] With initial conditions \begin {align*} [y \left (0\right ) = 0] \end {align*}

Solution by Maple

Time used: 0.0 (sec). Leaf size: 11

dsolve([-2*y(x)+diff(y(x),x) = 3*exp(2*x),y(0) = 0],y(x), singsol=all)
 

\[ y \left (x \right ) = 3 \,{\mathrm e}^{2 x} x \]

Solution by Mathematica

Time used: 0.045 (sec). Leaf size: 13

DSolve[{-2*y[x]+y'[x] == 3*Exp[2*x],y[0]==0},y[x],x,IncludeSingularSolutions -> True]
 

\[ y(x)\to 3 e^{2 x} x \]