how do you explain this

C

cltiller

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Joined
May 24, 2010
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5
I want to first thank you for your help, you guys have helped me when I couldn't find anyone else who could! :)
Ok here's my new dilemna...

How do you explain the difference between the graphs of x is greater than or equal to 3 as a one-variable inequality and as a two-variable inequality?
 
How do you explain the difference between the graphs of x is greater than or equal to 3 as a one-variable inequality and as a two-variable inequality?
Click to expand...

For one variable, just show the appropriate values of x on a number line.

For two variables, show it on an x-y graph.
 
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