# Graphing help

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• Apr 10th 2012, 11:29 PM
batosaims
Graphing help
http://i1209.photobucket.com/albums/...g?t=1334124731

Can someone please explain this question to me?
• Apr 11th 2012, 12:11 AM
Haven
Re: Graphing help
horizonal lines are of the form $y=a$ where a is some constant. Use the point to figure out what a is.

Similarly, vertical lines are of the form $x=b$ where b is some constant. Use the point given to figure out what b is.