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Fill in the Blanks: (A) Given Sets AA And BB , to Prove That

Question 3

Essay

Fill in the blanks: (a) Given sets AA and BB , to prove that (A−B)∪(A∩B)⊆A( A - B ) \cup ( A \cap B ) \subseteq A , we suppose that x∈x \in _____and we must show that x∈x \in _____
(b) By definition of union, to say that x∈(A−B)∪(A∩B)x \in ( A - B ) \cup ( A \cap B ) means that_____

Correct Answer:

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