Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Quin d'aquests és un vector director de la recta [# e equals 0]?: (-1,-5); (-5,1); (1,-5); (-5,3); (5,1); (3,1)
Right answer summary: (-1,-5)
Question state: todo
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Quin d'aquests és un vector director de la recta [# e equals 0]?: (-1,-5); (-5,1); (1,-5); (-5,3); (5,1); (3,1)
Right answer summary: (-1,-5)
Question state: todo