Question

Conseguem resolver ? Obrigado

Answer 1

|u| = √[(4 -0)² + (-3 -0)² + (4 - 0)²]

|u| = √(4² + 3² + 4²)

|u| = √(16 + 9 + 16)

|u|= √41

Alternativa (b)

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10/10/2016
Sepauto 
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