If \( R \) is a relation on the set \( A=\{1,2,3,4,5,6,7,8,9\} \) given by \( x R y \Leftrightar... VIDEO
If \( R \) is a relation on the set \( A=\{1,2,3,4,5,6,7,8,9\} \) given by \( x R y \Leftrightarrow y=3 x \), then \( R= \)
(a) \( \{(3,1),(6,2),(8,2),(9,3)\} \)
(b) \( \{(3,1),(6,2),(9,3)\} \)
(c) \( \{(3,1),(2,6),(3,9)\} \)
(d) none of these
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