Question: Determine whether each relation is an equivalence relation. Justify your answer. If the relation is an equivalence relation, then describe the partition defined by the

Determine whether each relation is an equivalence relation. Justify your answer. If the relation is an equivalence relation, then describe the partition defined by the equivalence classes.

The domain is the set of all integers. xEy if x + y is even. An integer z is even if z = 2k for some integer k.

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