Math Problem Statement

Se ⃗u = (−3,2,1) e ⃗v = (2,0,4) determine: (a) ⃗u · ⃗v (b) ⃗v · ⃗u (c) (2⃗u) · ⃗v (d) ⃗u · (⃗i +⃗v)

Solution

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Math Problem Analysis

Mathematical Concepts

Vectors
Dot Product
Scalar Multiplication

Formulas

Dot product formula: \( \vec{u} \cdot \vec{v} = u_1v_1 + u_2v_2 + u_3v_3 \)

Theorems

Commutative property of dot product

Suitable Grade Level

High School