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Asked by Andrea

Is the set V={3,5,7} closed under addition or not closed under addition? Explain why or why not or show a counterexample.
6 years ago

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Answered by R_scott
not

adding together any of the elements will give a result that is not part of the set
6 years ago
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Is the set V={3,5,7} closed under addition or not closed under addition? Explain why or why not or show a counterexample.

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