7.6 the cross product of two vectors Flashcards
1
Q
What does the cross product produce?
A
A vector
2
Q
What does the dot product produce?
A
A scalar
3
Q
What makes an equation meaningless?
A
If you have a scalar multiplied to a vector during any step of the order of operations
4
Q
What type of answer can work in R^3?
A
A scalar or a vector
5
Q
When is the cross product used?
A
Used to find a vector perpendicular to two other vectors
6
Q
What is a restriction of the cross product?
A
It can only be used in R^3 (three space)
7
Q
what is the cross product of parrallel vectors?
A
perpendicular and equal 0
