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IF AxxB={(a,x),(a,y),(b,x),(b,y)} then p...

IF `AxxB={(a,x),(a,y),(b,x),(b,y)}` then prove that `A={a,b)and B={x,y}`

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The correct Answer is:
True
We have `AxxB={(a,x),(a,y),(b,x),(b,y)}`
A =Set of first element of ordered pairs in `AxxB={a,b}`
B= Set of second element of ordered pairs in `AxxB={x,y}`
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