Question

The relation R in the set {1, 2, 3} given by R = {(1, 2), (2, 1), (1, 1)} is
(A) symmetric and transitive, but not reflexive
(B) reflexive and symmetric, but not transitive
symmetric, but neither reflexive nor transitive
an equivalence relation
(C)
(D)​

Answer 1

Answer:

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