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Suppose we define the relation R on the set of all people by the rule \"a...

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Advance Math

Suppose we define the relation R on the set of all people by therule \"a R b if and only if a is Facebook friends with b.\"

Is this relation reflexive? Is is symmetric? Is it transitive?Is it an equivalence relation?

Briefly but clearly justify your answers.

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A relation R is    See Answer
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