Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Quina és la matriu inversa de [A equals open parentheses table row cell negative 1 end cell 2 0 row cell negative 2 end cell 3 1 row 0 1 2 end table close parentheses]?: [[5/3,-4/3,2/3],[4/3,-2/3,1/3],[-2/3,1/3,1/3]]; [[5,0,-1],[-1,2,5],[2,-1,0]]; [[1,-1,3],[0,-1,1],[-2,2,5]]; [[5/7,-4/7,2/7],[4/7,-2/7,1/7],[-2/7,1/7,1/7]]
Right answer summary: [[5/3,-4/3,2/3],[4/3,-2/3,1/3],[-2/3,1/3,1/3]]
Question state: todo