CHAPTER 1 ˆ ˆ ˆ ˆ ˆ ˆ 1. The vectors x + y + z and − x − y + z are in the directions of two body diagonals of a cube. If θ is the angle between them, their scalar…
CHAPTER 1 ˆ ˆ ˆ ˆ ˆ ˆ 1. The vectors x + y + z and − x − y + z are in the directions of two body diagonals of a cube. If θ is the angle between them, their scalar…