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Question

R={(1,3),(4,2),(2,4),(2,3),(3,1)} is a relation on the set A={1,2,3,4}, the relation R is


A
Transitive only
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B
Not symmetric
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C
Reflexive only
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D
Symmetric and reflexive only
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Solution

The correct option is B Not symmetric
(1,1)/ϵRR is not reflexive
(2,3)ϵR, but (3,2)/ϵR not symmetric

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