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Which of the following is not correct for the realation R defined by aRb, if and if only b lives within a kilometer from a? a) R is reflexive b)R is symmetric c)R is not anti symmetric d) None of these

Which of the following is not correct for the realation R defined by aRb, if and if only b lives within a kilometer from a?


a) R is reflexive


b)R is symmetric


c)R is not anti symmetric


d) None of these

Grade:12

2 Answers

SAHARSH BHATNAGAR
16 Points
9 years ago

answer should be A.Because if aRb were to be reflexive then it would have meant that a lives within a kilometer from a which is not possible at all.

rituparna chakraborty
14 Points
9 years ago

ofcourse its possible... it says "within" a kilometer

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