1_ IS (Pox), ?) semigroup? 2. Is (Q.) semi group? 3- Show that (P(x). D) is...

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1_ IS (Pox), ?) semigroup? 2. Is (Q.) semi group? 3- Show that (P(x). D) is group? 4= Show that G is group by using table method as we explained that in the Previous lecture. (Example 6 page 6) 1_ IS (Pox), ?) semigroup? 2. Is (Q.) semi group? 3- Show that (P(x). D) is group? 4= Show that G is group by using table method as we explained that in the Previous lecture. (Example 6 page 6)

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1 IS Pcx semigroup A semigroup is a set with an associative binary operation In other words for any ... View the full answer