Subtema: Polinomios y fraccionesParte: BProject ID: 9000083608Source Problem: 2010000901Accepted: 1Clonable: 1Easy: 0Suponiendo \(xy\neq - 1\), simplifica \[\frac{ \frac{x-y} {1+xy}+y} {1-\frac{y(x-y)} {1+xy} }\]\(x\)\(\frac{x(1+y^{2})} {1-y^{2}} \)\(x - 1\)\(x(1 + y^{2})\)
