PrecalculusEasyIntroduction to Limits ShareIntroduction to Limits · Easy problemEvaluate limx→1x2−1x2+1\displaystyle\lim_{x \to 1} \frac{x^2 - 1}{x^2 + 1}x→1limx2+1x2−1.Check Show answer Walk through it step by step Practice more like this Review this concept