3.79   ODE No. 79

$$\boxed{{\displaystyle \frac{\mathrm{d}}{\mathrm{d}x}y\left(x\right)+f\left(x\right)\cos \left(ay\left(x\right)\right)+g\left(x\right)\sin \left(ay\left(x\right)\right)+h\left(x\right)=0}}$$

1. Problem in Latex
2. Mathematica input
3. Maple input

Mathematica: cpu = 32.093075 (sec), leaf count = 29 $$\text{DSolve}[f(x)\cos (ay(x))+g(x)\sin (ay(x))+h(x)+y^{\prime }(x)=0,y(x),x]$$

Maple: cpu = 0.748 (sec), leaf count = 0 $$\text{could not solve}$$