SOLUTION: Why is the line x=4 a vertical line?

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Question 450858: Why is the line x=4 a vertical line?
Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!


Consider the equation as a description of a set of ordered pairs. means give me the set of all ordered pairs that have an -coordinate equal to 4, and, oh by the way, I don't care what the -coordinate is. The set of ordered pairs where is a vertical line that passes through the point (4,0).


John

My calculator said it, I believe it, that settles it
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