\[\frac{\frac{y^{\backslash y}}{2 - y} + \frac{2 + y^{\backslash 2 - y}}{y}}{\frac{y^{\backslash y}}{2 + y} + \frac{2 - y^{\backslash 2 + y}}{y}} =\]
\[= \frac{\frac{y^{2} + (2 + y)(2 - y)}{y(2 - y)}}{\frac{y^{2} + (2 + y)(2 - y)}{y(2 + y)}} =\]