\[ \sin (x) \cos (x) y'(x)-y(x)-\sin ^3(x)=0 \] ✓ Mathematica : cpu = 0.0313304 (sec), leaf count = 15
DSolve[-Sin[x]^3 - y[x] + Cos[x]*Sin[x]*Derivative[1][y][x] == 0,y[x],x]
\[\{\{y(x)\to -\sin (x)+c_1 \tan (x)\}\}\] ✓ Maple : cpu = 0.028 (sec), leaf count = 13
dsolve(sin(x)*cos(x)*diff(y(x),x)-y(x)-sin(x)^3 = 0,y(x))
\[y \left (x \right ) = \left (-\cos \left (x \right )+c_{1}\right ) \tan \left (x \right )\]