19-08-2021
Mathematics

contestada

when is it easy to show if a set is closed or not closed?

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addisonbelville addisonbelville

19-08-2021

Answer:i think its if the dots are open they arent closed but if they are filled in its closed same with () and [] if its (x,y) then its not able to be used but if its [x,y] then it is able to be used

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