Griffiths, Introduction to Electrodynamics, 4th Edition
Chapter 01. Vector Analysis
Section 1. 1. Vector Algebra
1.1.2 Vector Algebra: Component Form
Problem 1.3 Property of the dot product
The problem asks you to
- find the angle between the body diagonals of a cube.
You should know about
- the dot product of vectors and its property.
Solution
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