How do you find the distance between two points?
Subtract the coordinates.
Add the coordinates.
Subtract the coordinates and square them.
Subtract the coordinates and take the square root.
What does x,y,z describe in R^3?
A sphere
An equation
A plane.
Axis'
What is the cross product (v x w) equivalent to?
-w x v
vw
(w +v)(w-v)
A vector cross itself is 1.
What is ||v x w ||?
||v||||w||sin(theta)
||v||||w||cos(theta)
What is ||v * w||?
