Q: Let A be a set. Show that ∅ x A = A x ∅ = ∅.
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Originally Posted by Grillakis Q: Let A be a set. Show that ∅ x A = A x ∅ = ∅. Remember that . Therefore, .
Originally Posted by ThePerfectHacker Remember that . Therefore, . I see. Thanks. I'll remember that from now on. I think I forgot about that.
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