shayshayglee5
on a number line: What does a closed circle mean and what does an open circle mean?



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Savvy
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Open  means that the value over which the circle has been placed is NOT INCLUDED in the interval
Closed  means it is included...

bakonloverk
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a closed circle means less than or equal 2 or greater than or equal 2
a open circle just means greeater than or less than

shayshayglee5
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dw:1355347059859:dw

bakonloverk
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wait i think im thinking about something different

shayshayglee5
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One means equal to only and one means equal to or or greater/lessthan

Savvy
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dw:1355347175438:dw

Savvy
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that means 'x' can be equal to 3 but can never take the value 4

bakonloverk
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so was i right then?

Savvy
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yeah @bakonloverk

bakonloverk
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oh ok then