16-10-2016
Mathematics

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I need help and explain when to use open circle or close circle

I need help and explain when to use open circle or close circle class=

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Kadsitt22 Kadsitt22

16-10-2016

You use the closed circle whenever the inequality sign has a line going underneath it meaning that it is less than or equal to or greater than or equal too. You use the open circle when there is no line meaning it's just less than or greater than. Does this help at all?

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