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