Internal problem ID [2693]
Book: Differential equations and linear algebra, Stephen W. Goode and Scott A Annin. Fourth
edition, 2015
Section: Chapter 1, First-Order Differential Equations. Section 1.8, Change of Variables. page
79
Problem number: Problem 45.
ODE order: 1.
ODE degree: 1.
CAS Maple gives this as type [_Bernoulli]
\[ \boxed {y^{\prime }+\frac {6 y}{x}-\frac {3 y^{\frac {2}{3}} \cos \left (x \right )}{x}=0} \]
✓ Solution by Maple
Time used: 0.0 (sec). Leaf size: 28
dsolve(diff(y(x),x)+6/x*y(x)=3/x*y(x)^(2/3)*cos(x),y(x), singsol=all)
\[ \frac {y \left (x \right )^{\frac {1}{3}} x^{2}-x \sin \left (x \right )-\cos \left (x \right )-c_{1}}{x^{2}} = 0 \]
✓ Solution by Mathematica
Time used: 0.194 (sec). Leaf size: 20
DSolve[y'[x]+6/x*y[x]==3/x*y[x]^(2/3)*Cos[x],y[x],x,IncludeSingularSolutions -> True]
\[ y(x)\to \frac {(x \sin (x)+\cos (x)+c_1){}^3}{x^6} \]