Week Four Concept Check

Week Four Concept Check - vertically (up and down)....

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In the x-y coordinate system, if we put the x coordinate as 4 and y coordinate with arbitrary values (for example, (4, -10), (4,0) , and (4, 25) we will get a vertical line Since the x-axis is horizontal, it can only be at 4 units to the right, nowhere else. However, the y coordinate goes
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Unformatted text preview: vertically (up and down). Therefore, since it can only go up and down, not side to side, the line x=4 must be vertical....
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This note was uploaded on 02/06/2011 for the course MATH 116 taught by Professor Mcmillian during the Spring '09 term at University of Phoenix.

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