1.2 problem 1(b)

Internal problem ID [3030]

Book: Elementary Differential equations, Chaundy, 1969
Section: Exercises 3, page 60
Problem number: 1(b).
ODE order: 1.
ODE degree: 1.

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

\[ \boxed {y^{\prime }-y=x^{3}} \]

Solution by Maple

Time used: 0.0 (sec). Leaf size: 23

dsolve(diff(y(x),x)-y(x)=x^3,y(x), singsol=all)
 

\[ y \left (x \right ) = -x^{3}-3 x^{2}-6 x -6+c_{1} {\mathrm e}^{x} \]

Solution by Mathematica

Time used: 0.042 (sec). Leaf size: 26

DSolve[y'[x]-y[x]==x^3,y[x],x,IncludeSingularSolutions -> True]
 

\[ y(x)\to -x^3-3 x^2-6 x+c_1 e^x-6 \]