Question

Give an example of a situation where finding the cross product of two sets is useful and explain why it is useful. Your example should include two sets and their cross product.

Answer 1

What is and isn't useful is a matter of opinion, perhaps you should clarify what your definition of useful is.

Answer 2

Intuitively the cross product of two sets represents the set of all two tuples with the first element in the first set and and the second element in the second set.

Answer 3

Thanks asian friend ^.^