2.172   ODE No. 172

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

$$x^4(-y(x{)}^2)+x^3{y}^{\prime }(x)+x^{2}y(x)+20=0$$ ✓ Mathematica : cpu = 0.0394294 (sec), leaf count = 35

$$\left\{\{y(x)\to -\frac{5c_1{x}^4-\frac{4}{x^5}}{x(c_1{x}^5+\frac{1}{x^4})}\}\right\}$$

✓ Maple : cpu = 0.292 (sec), leaf count = 26

$$\{y\left(x\right)=\frac{5x^9+4\mathit{\_}\mathit{C}\mathit{1}}{(-x^9+\mathit{\_}\mathit{C}\mathit{1})x^2}\}$$