3.860   ODE No. 860

$$\boxed{{\displaystyle \frac{\mathrm{d}}{\mathrm{d}x}y\left(x\right)=1/2\frac{-\sin \left(2y\left(x\right)\right)+x\cos \left(2y\left(x\right)\right)+\cos \left(2y\left(x\right)\right)x^3+\cos \left(2y\left(x\right)\right)x^4+x+x^3+x^4}{x}=0}}$$

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

Mathematica: cpu = 0.150519 (sec), leaf count = 33 $$\left\{\{y(x)\to {\tan }^{-1}\left(\frac{10c_1+4x^5+5x^4+10x^2}{20x}\right)\}\right\}$$

Maple: cpu = 1.669 (sec), leaf count = 29 $$\{y\left(x\right)=\arctan \left(\frac{4x^5+5x^4+10x^2+40\mathit{\_}\mathit{C}\mathit{1}}{20x}\right)\}$$