Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Calcula el siguiente límite: [space stack l i m with x rightwards arrow 2 below space open parentheses fraction numerator x squared minus x minus 2 over denominator x squared minus 4 x plus 4 end fraction close parentheses] Escribe [empty set] si no hay límite.
Right answer summary: The content can not be displayed.
Question state: todo