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R is a relation from {11, 12, 13} to {8,...

R is a relation from `{11, 12, 13}` to {8, 10, 12} defined by `y=x-3`. Then `R^(-1)` is

A

`{(8,11),(10,13)}`

B

`{(11,8),(13,10)}`

C

`{(10,13),(8,10)}`

D

`{(11,8),(10,13),(12,15)}`

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A
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