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Inverse relation of {(1,2),(1,3),(2,3)}...

Inverse relation of `{(1,2),(1,3),(2,3)}` is

A

{(1,2),(1,3),(2,3)}

B

{(2,1),(3,1),(3,2)}

C

`cancelO`

D

{(-1,2,(-1,-3),(-2,-3)}

Text Solution

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The correct Answer is:
B
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