2.19 problem 44

Internal problem ID [3308]

Book: Ordinary differential equations and their solutions. By George Moseley Murphy. 1960
Section: Various 2
Problem number: 44.
ODE order: 1.
ODE degree: 1.

CAS Maple gives this as type [[_homogeneous, `class C`], _Riccati]

\[ \boxed {y^{\prime }-3 y-\left (-y+x \right )^{2}=-3 x +3} \]

Solution by Maple

Time used: 0.031 (sec). Leaf size: 25

dsolve(diff(y(x),x) = 3-3*x+3*y(x)+(x-y(x))^2,y(x), singsol=all)
 

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

Solution by Mathematica

Time used: 0.174 (sec). Leaf size: 25

DSolve[y'[x]==3(1-x+y[x])+(x-y[x])^2,y[x],x,IncludeSingularSolutions -> True]
 

\begin{align*} y(x)\to x+\frac {1}{1+c_1 e^x}-2 \\ y(x)\to x-2 \\ \end{align*}