DM - Lattice & Group -Q9

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Let R be a relation from a set A to a set B. The inverse relation from B to A, denoted by R^{-1}, is the set of ordered pairs  \{(b, a) | (a, b) \in R\}.

S1: R is reflexive relation iff R^ {-1} = R

S2: R is a symmetric relation iff R^ {-1} = R

Which one of the following statements is true?

(A).Only S1

(B).Only S2

(C).Both S1 and S2

(D).None 

asked 6 days ago in Discrete Maths by gbeditor (44,500 points)
reshown 3 days ago by gbeditor

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