The roots of the equation [math] \frac{1}{2x-3}-\frac{1}{2x+5}=8[/math] are
1) [math] 2-\frac{1}{\sqrt2},2+\frac{1}{\sqrt2}[/math]
2) [math] \frac{-1\pm\sqrt7}{2}[/math]
3) [math] 2\pm\frac{1}{\sqrt2}[/math]
4) [math] \frac{1\pm\sqrt{17}}{2}[/math]