Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Calcula (-2 x + 10 y)(-2 x - 10 y)
Right answer summary: The content can not be displayed.
Question state: todo
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Calcula (-2 x + 10 y)(-2 x - 10 y)
Right answer summary: The content can not be displayed.
Question state: todo