what is the meaning of the phrase the union of p and q
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Answer: i) Union of sets P and Q is P ∪ Q. The smallest set which contains all the elements of set P and all the elements of set Q is {0, 2, 3, 4, 5, 6, 7, 9, 12}. (ii) Union of two set P and R is P ∪ R. The smallest set which contains all the elements of set P and all the elements of set R is {2, 3, 4, 5, 6, 7, 8}.
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