Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Obter o vetor unitário ortogonal aos vetores: [a with rightwards harpoon with barb upwards on top equals](3, 5, 8) e [b with rightwards harpoon with barb upwards on top equals](1, 4, 7). : (3·227^(1/2)/227; -13·227^(1/2)/227; 7·227^(1/2)/227); (3; -13; 7); Nenhuma das alternativas; (9; 169; 49); (3·227^(1/2); -13·227^(1/2); 7·227^(1/2))
Right answer summary: (3·227^(1/2)/227; -13·227^(1/2)/227; 7·227^(1/2)/227)
Question state: todo