Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Quin és el resultat d'efectuar els productes escalars indicats per [begin mathsize 12px style bold " bold times bold " end style]: a) [begin mathsize 12px style bold left square bracket bold left parenthesis bold # bold x bold 1 bold comma bold # bold y bold 1 bold right parenthesis bold space bold times bold space bold left parenthesis bold # bold x bold 2 bold comma bold # bold y bold 2 bold right parenthesis bold right square bracket bold space bold times bold space bold left parenthesis bold # bold x bold 3 bold comma bold # bold y bold 3 bold right parenthesis end style]? b) [begin mathsize 12px style bold left parenthesis bold # bold x bold 1 bold comma bold # bold y bold 1 bold right parenthesis bold space bold times bold space bold left square bracket bold left parenthesis bold # bold x bold 2 bold comma bold # bold y bold 2 bold right parenthesis bold space bold times bold space bold left parenthesis bold # bold x bold 3 bold comma bold # bold y bold 3 bold right parenthesis bold right square bracket end style]? Format de la resposta: [-3,4]
Right answer summary: The content can not be displayed.
Question state: todo