Math Problem Statement

Los lados de un triangulo son los vectores a,b y a-b, si el modulo de a es igual a 5 y l modulo de b es igual a 3 y completo a sobre b es igual a -5/2 calcule la longitud del vector a-b

Solution

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Math Problem Analysis

Mathematical Concepts

Vector Magnitude
Dot Product
Triangle Properties

Formulas

|a - b| = sqrt(|a|^2 + |b|^2 - 2(a ⋅ b))
a ⋅ b = |a||b|cos(θ)

Theorems

Pythagorean Theorem in Vector Form
Dot Product Theorem

Suitable Grade Level

Grades 10-12