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I dont understand how u find out what is not a function? Need help please. ​

I dont understand how u find out what is not a function? Need help please. ​-example-1

2 Answers

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if it doesn’t have repeated x value
User Drch
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3 votes

Answer:

if it doesn't have a repeated x-value, then it's not a function

Explanation:

User Schnill
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