The Purplemath Forums

Helping students gain understanding and self-confidence in algebra.

Skip to content

Why is x=4 vertical line? I know that when I plot it but....  TOPIC_SOLVED

Simple patterns, variables, the order of operations, simplification, evaluation, linear equations and graphs, etc.
Post a reply

Why is x=4 vertical line? I know that when I plot it but....

Postby meljohnson2008 on Wed Aug 18, 2010 2:21 pm

Why is the line x=4 a vertical line. I know that when I plot it t is but why?
meljohnson2008
 
Posts: 3
Joined: Wed Aug 18, 2010 2:18 pm
Top

Sponsor

Sponsor
 
Top

  TOPIC_SOLVED

Postby stapel_eliz on Wed Aug 18, 2010 7:58 pm

meljohnson2008 wrote:Why is the line x=4 a vertical line...?

What else could it be? :wink:

(For a discussion of slopes and horizontal and vertical lines, try here.)
User avatar
stapel_eliz
 
Posts: 1706
Joined: Mon Dec 08, 2008 4:22 pm
Top
Post a reply

Return to Pre-Algebra

Powered by phpBB © 2000, 2002, 2005, 2007 phpBB Group. Color scheme by ColorizeIt!