Question 2236
What is the result of (−a) × (−b)?
Question 2237
If vector a points east and vector b points north, what is the direction of a × b?
Question 2238
How is the direction of the cross product determined using a screw?
Question 2239
What is the direction of b × a if a × b points north?
Question 2240
If a × b = 0 and both vectors are non-zero, what must be true about their orientation?