xdjackson xdjackson

27-10-2017
Mathematics

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What does a closed circle on a number line indicate? Is it the solution does not include that number?

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spacemt08 spacemt08

27-10-2017

No, a closed circle does include that number.

Closed circles are used for greater than or equal to or less than or equal to
Open circles are only used for greater than or less than

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