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Mathematics 20 Online
OpenStudy (anonymous):

Explain, in complete sentences, when you would use an open circle or a closed circle, and when you would shade to the right or left, to graph an inequality on the number line. PLZ HELP ANSWER GETS A MEDAL!!

OpenStudy (skullpatrol):

any ideas?

OpenStudy (anonymous):

do you have the same question for module 5 too?!

OpenStudy (skullpatrol):

no, i'm just here to try and help

OpenStudy (anonymous):

ohh sorry well honestly im really bad at graphs and inequality :(

OpenStudy (anonymous):

@Brainybeauty

OpenStudy (skullpatrol):

what does the graph of a number look like?

OpenStudy (anonymous):

there is no graph shown in the home work question

OpenStudy (gorv):

okkkk

OpenStudy (gorv):

open circle means u do not have to include that number

OpenStudy (skullpatrol):

I am asking you what you think the graph of a number should look like @mathhelpplz15 ?

OpenStudy (gorv):

like take 3 if it is open circle than it will not be in your ans

OpenStudy (anonymous):

You use a close circle when you are including the number on the number line. When there's this sign -

OpenStudy (gorv):

x>2 means x not equal to 2

OpenStudy (gorv):

so can not include it so u will use opwn circle at 2

OpenStudy (skullpatrol):

What does the graph of 6 look like?

OpenStudy (gorv):

and if condition is like x>= 2 now x=2 and x>2 so 2 will be include so close circle at 2

OpenStudy (anonymous):

|dw:1412235666010:dw|

OpenStudy (skullpatrol):

|dw:1412235998585:dw|

OpenStudy (anonymous):

Here you use a closed bracket and shaded circle.

OpenStudy (skullpatrol):

|dw:1412236047046:dw|

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