Question

São dados dois vetores, conforme abaixo, que pertencem a um determinado espaço vetorial. Calcule o vetor v with rightwards arrow on top resultante da soma de a with rightwards arrow on top plus space b with rightwards arrow on top, o vetor x with rightwards arrow on top resultante do produto escalar 3. v with rightwards arrow on top e o módulo do vetor resultante v, respectivamente. a with rightwards arrow on top equals 1. i with overparenthesis on top plus 3. j with overparenthesis on top plus 1. k with overparenthesis on topb with rightwards arrow on top equals 1. i with overparenthesis on top plus 1. j with overparenthesis on top plus 3. k with overparenthesis on top Assinale a alternativa correta. Escolha uma:

Answer 1

v=2i+4j+4k;  x=6i + 12j+ 12k ; 6

Verificado no AVA

Answer 2

Resposta:

$2i+4j+4k; ~x=6i+12j+12k; ~6$

Explicação: