Math Problem Statement

Los vectores 𝑎 y 𝑏⃗ forman entre si un ángulo de 30° y la norma de A es √48. Halla la norma de 𝑏⃗ sabiendo que 𝑎 – 𝑏⃗ es perpendicular al vector 𝑎 .

Solution

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Math Problem Analysis

Mathematical Concepts

Vector Algebra
Dot Product
Perpendicularity of Vectors
Trigonometry

Formulas

Producto punto: a · b = ||a|| ||b|| cos(θ)
Propiedad de perpendicularidad: (a - b) · a = 0
Norma de un vector: ||a||

Theorems

Dot Product Theorem
Perpendicularity Condition

Suitable Grade Level

Grades 10-12