Dear All:

It seems a very silly question. But I never tried it before. I am teaching a college algebra class this summer. 

I need some help with graphing intervals on the real line. For examples:

{x | -7<= x < 5 and x > 7}

{x | x > 3}

etc...


thank you very much
abou

========================

AbouEl-Makarim Aboueissa

Sozan Elsalakawy

Mohamed Agamia



246 Auburn Street, #158

Portland, ME 04103

USA



Tel: (207) 797-2724

Email: aboueiss@yahoo.com
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