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Show that the relation R in the set {1,2...

Show that the relation R in the set `{1,2,3}` given by `R = {(1,1) ,(2,2),(3,3) , (1,2), (2,3)}` is reflexive but neither symmetric nor transitive.

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The correct Answer is:
but `(1,3) cancelin R rArr R ` is not transitive .
R is reflexive but neither symmetric nor transitive .
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