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If R is a relation from set A={11 , 12 ,...

If `R` is a relation from set `A={11 , 12 , 13}` to set `B={8, 10 , 12}` defined by `y=x-3,` then write `R^(-1)dot`
A.`{(8,11),(10,13)}`
B. `{(8,11),(10,12)}`
C. `{(10,13),(10,11)}`
D. none of these

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