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If `A={x inN:xle3}` and `B={x inW,xlt2}`, find `(AxxB)` and `(BxxA).` Is `(AxxB)=(BxxA)`?

Answer» `AxxB={(1,0),(1,1),(2,0),(2,1),(3,0),(3,1)},`
`BxxA={(0,1),(0,2),(0,3),(1,1),(1,2),(1,3)},`
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