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Which of the following represents graphs of functions?

 Dec 25, 2018
 #1
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A function must pass the vertical line test.....that is.....any vertical line drawn on a graph can only cut the graph once

 

By this criteria...graphs A and D   are functions.....the rest are not

 

 

cool cool cool

 Dec 25, 2018
 #2
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Thank you, CPhill! I will memorize that!

mathtoo  Dec 26, 2018

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