First slide

Relations XII

Question

Let R be a retlexive relation on a finite set A having n-elements, and let there be m ordered pairs in R. Then,

Moderate

A

$m \geq n$
B

$m \leq n$
C

$m = n$
D

None of these

Solution

$As R is reflexive relation on A, (a, a) \in R for all a \in A The minimum number of ordered pairs in R is n$
$Hence, m \geq n$

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