Internal problem ID [3296]
Book: Ordinary differential equations and their solutions. By George Moseley Murphy.
1960
Section: Various 2
Problem number: 32.
ODE order: 1.
ODE degree: 1.
CAS Maple gives this as type [_linear]
\[ \boxed {y^{\prime }-2 y \tan \left (x \right )=\sin \left (x \right )} \]
✓ Solution by Maple
Time used: 0.015 (sec). Leaf size: 15
dsolve(diff(y(x),x) = sin(x)+2*y(x)*tan(x),y(x), singsol=all)
\[ y \left (x \right ) = -\frac {\cos \left (x \right )}{3}+\sec \left (x \right )^{2} c_{1} \]
✓ Solution by Mathematica
Time used: 0.045 (sec). Leaf size: 19
DSolve[y'[x]==Sin[x]+2*y[x]*Tan[x],y[x],x,IncludeSingularSolutions -> True]
\[ y(x)\to -\frac {\cos (x)}{3}+c_1 \sec ^2(x) \]