Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Si [A equals open parentheses table row cell negative 8 end cell 5 3 4 row 2 5 5 cell negative 9 end cell end table close parentheses] i [B equals open parentheses table row 1 1 0 4 row 2 0 5 0 end table close parentheses], què val _S=A·Bt?_: [[13,-1],[-29,29]]; [[13,-1],[29,29]]; [[13,1],[-29,29]]; [[13,-1],[29,-29]]
Right answer summary: [[13,-1],[-29,29]]
Question state: todo