1.58 problem 58

Internal problem ID [6349]

Book: Own collection of miscellaneous problems
Section: section 1.0
Problem number: 58.
ODE order: 1.
ODE degree: 1.

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

Solve \begin {gather*} \boxed {y^{\prime }+4 \sin \left (x -y\right )+4=0} \end {gather*}

Solution by Maple

Time used: 0.094 (sec). Leaf size: 21

dsolve(diff(y(x),x)=4*sin(y(x)-x)-4,y(x), singsol=all)
 

\[ y \relax (x ) = x +2 \arctan \left (\frac {3 \tan \left (-\frac {3 x}{2}+\frac {3 c_{1}}{2}\right )}{5}+\frac {4}{5}\right ) \]

Solution by Mathematica

Time used: 0.0 (sec). Leaf size: 0

DSolve[y'[x]==4*Sin[y[x]-x]-4,y[x],x,IncludeSingularSolutions -> True]
 

Timed out