2.154   ODE No. 154

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

$$(x^2-1)y^{\prime }(x)+2xy(x)-\cos (x)=0$$ ✓ Mathematica : cpu = 0.0132678 (sec), leaf count = 26

$$\left\{\{y(x)\to \frac{\sin (x)}{x^2-1}+\frac{c_1}{x^2-1}\}\right\}$$ ✓ Maple : cpu = 0.009 (sec), leaf count = 19

$$\{y\left(x\right)=\frac{\sin \left(x\right)+\mathit{\_}\mathit{C}\mathit{1}}{(1+x)(x-1)}\}$$