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Let R be a relation in the set N of natu...

Let R be a relation in the set N of natural numbers given by `R={(a,b):a=b-2}`. Choose the correct answer.a)`(2,3)inR` b)`(3,8)inR` c)`(6,8)inR` d)`(8,7)inR`

A

`(2,3)inR`

B

`(3,8)inR`

C

`(6,8)inR`

D

`(8,7)inR`

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Knowledge Check

  • Let R be the relation in the set N given by R={(a,b):a=b -2,b gt 6} choose the correct answer

    A
    `(2,4) in R`
    B
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    D
    `(8,7) in R`

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    Reflexive only
    B
    Symmetric only
    C
    Transitive only
    D
    An equivalence relation

  • Let R be the relation in the set {1,2,3,4,} given by R = {(1,2),(2,2),(1,1),(4,4),(1,3),(3,3),(3,2)}.Choose the correct answer. a) R is reflexive and symmetric but not transitive b) R is reflexive and transitive but not symmetric c) R is symmetric and transitive but not reflexive d) R is an equivalence relation

    A
    R is reflexive and symmetric but not transitive.
    B
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    C
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    D
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