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Answer:

i × i   = 0

j × j   = 0

k × k   = 0

Cross Product of Column Matrices

Definition of the Cross product for column matrices u × v

There is a pattern in how this is formed. Look at it a bit. But don't even think of memorizing it.

QUESTION 11:

What is: (1, 2, 3)T × (0, 0, 0)T ?