WBJEE 2017 Math Solved Paper

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Question : 46 of 75

Marks: +1, -0

On R, the relation ρ be defined by ‘xρy holds if and only if x – y is zero or irrational’. Then

ρ is reflexive and transitive but not symmetric.
ρ is reflexive and symmetric but not transitive.
ρ is symmetric and transitive but not reflexive.
ρ is equivalence relation

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