Concept check point - vertical line That’s probably the easiest way to explain why x=4 is a vertical line.

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On a graph you have an x-axis and y-axis. X-axis is a vertical line and y-axis is horizontal line. When graphing a variable such as x=4 you must follow the x-axis, which on a graph would be a
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Unformatted text preview: vertical line. That’s probably the easiest way to explain why x=4 is a vertical line....
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This note was uploaded on 01/16/2012 for the course MATH 116 MATH/116 taught by Professor Richardmoyer during the Spring '11 term at University of Phoenix.

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