Mathematics, 17.03.2020 01:16, reneebrown017

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.

(a)The domain is a group of people. Person x is related to person y under relation P if x and y have a common parent (i. e., x and y have the same biological mother or the same biological father or both). You can assume that there is at least one pair in the group, x and y, such that xPy.

(b)The domain is a group of people. Person x is related to person y under relation M if x and y have the same biological mother. You can assume that there is at least one pair in the group, x and y, such that xMy

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Determine whether each relation is an equivalence relation. Justify your answer. If the relation is...