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this is high school math one both of these questions can you tell me if they are a function or not and why

this is high school math one both of these questions can you tell me if they are a-example-1
this is high school math one both of these questions can you tell me if they are a-example-1
this is high school math one both of these questions can you tell me if they are a-example-2
User Chlorie
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1 Answer

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25 votes
They are both a function because they both pass the vertical line test. The vertical line test is where you move a vertical straight line across the the x-axis and if the line hits two or more points than it’s not a function.
User Erich Kitzmueller
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