# Do you remember set theory?

If X and Y are two sets, X $$∩$$ $$(Y∪X)^c$$ is equal to

Details and assumptions:
$$\rightarrow$$ $$∩$$ represents intersection.
$$\rightarrow$$ $$∪$$ represents union.
$$\rightarrow$$ $$X^c$$ represents compliment of set X.

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