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Is the above relation a function or not?
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Is the above relation a function or not?

Is the above relation a function or not?-example-1
User YWE
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4 votes
its black on my screen :/
User Hartmut Pfarr
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7.9k points
1 vote
Looking at that solid rectangle as it stands, the same x coordinates share many different y coordinates, which makes this definitely NOT a function. All coordinate points are relations but not all relations are functions.
User Brigham
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7.8k points
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