Question

when is the cross product of two vectors zero?​

Answer 1

Answer:

If the vectors a and b are parallel (i.e., the angle θ between them is either 0° or 180°), by the above formula, the cross product of a and b is the zero vector 0.

Explanation:

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Answer 2

Answer:

vector a and b are parallel i.e the angle between them is 0 or 180 degree by the above formula cross product of two vectors zero