Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Opera, simplifica e introduce la solución en el cuadro de abajo: ( ( ( 20 ) - ( ( ( ( ( sqrt ( 4 ) ) + ( 4 ) ) ) ) ^ ( 2 ) ) ) ) · sqrt ( 4 ) =
Right answer summary: The content can not be displayed.
Question state: todo