A universal set contains only sets A and B. If A∩B = Ø and A and B are not the empty set, then all of the following are true except

A and B are disjoint.
A is equal to B complement.
A∪B={}
A is not a subset of B.

Question

A universal set contains only sets A and B. If A∩B = Ø and A and B are not the empty set, then all of the following are true except


A and B are disjoint.
A is equal to B complement.
A∪B={}
A is not a subset of B.

anonymous · Answer

what do the n and o symbols mean and what is an empty set

anonymous · Answer

Well, all are true except |dw:1353465148323:dw| because  A and B are not the empty set

anonymous · Answer

thank yu