Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Respecte a una BASE ORTONORMAL, les coordenades de dos vectors són [u with rightwards arrow on top equals # u] i [v with rightwards arrow on top equals # v]. Troba un vector [w with rightwards arrow on top] perpendicular a [u with rightwards arrow on top] i a [v with rightwards arrow on top] on la primera component és la marcada: [w with rightwards arrow on top equals](13/2,_____,_____) Calcula l'àrea del TRIANGLE determinat pels vectors [Error converting from MathML to accessible text.] Àrea=_____ u2 (recorda que l'arrel quadrada cal expressar-la amb ^(1/2) o bé posar fins a 3 decimals)
Right answer summary: part 1: 7; part 2: 23/2; part 3: 894^(1/2)/2
Question state: todo