Math Problem Statement
5. Considere os vetores u, v e w perpendiculares dois a dois entre si. Mostre que ||u + v + w|| = ||u||² + ||v||² + ||w||². Dica: ||u + v + w||² = (u + v + w) x (u + v + w)
Solution
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Math Problem Analysis
Mathematical Concepts
Vectors
Norm of a Vector
Orthogonality of Vectors
Formulas
Norm squared formula: \( \|u\|^2 = u \cdot u \)
Theorems
-
Suitable Grade Level
University Level
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