Asked by Tammie

I have to explain the vertical line test and how it is used.
Answered by MathMate
See:
http://en.wikipedia.org/wiki/Vertical_line_test

If you need further explanations, please post.
Answered by Mary
Have to explain how to use a graph to determine the number of solutions system.

Am lost on what they want.
Answered by MathMate
There was a response for you in case you did not check back:
http://www.jiskha.com/display.cgi?id=1299626093
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