8. Given a non empty set X, consider P(X) which is the set of all subsets of X. Define the relation R in P(X) as follows: For subsets A, B in P(X), ARB if and only if . Is R an equivalence relation on P(X)? Justify your answer.
8. Given a non empty set X, consider P(X) which is the set of all subsets of X. Define the relation R in P(X) as follows: For subsets A, B in P(X), ARB if and only if . Is R an equivalence relation on P(X)? Justify your answer.
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