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If G =(7, 8) and H=(5,4,2), find G xx H ...

If G =(7, 8) and H=(5,4,2), find `G xx H and H xx G`.

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The correct Answer is:
`G xx H={(7,5),(7,4),(7,2),(8,5),(8,4),(8,2)}`
`H xx G={(5,7),(5,8),(4,7),(4,8),(2,7),(2,8)}`
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