How do I know if an equation is a function or not without actually graphing it

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asked Mar 28, 2019 62.8k views

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Gianpi · Answer 1 · 2019-04-02T19:43:30+0000

Hello there!

In a function, x values can have no more than or less that one y value. Also, y values must have at least 1 x value

Hope I helped!

Let me know if you need anything else!

~ Zoe

How do I know if an equation is a function or not without actually graphing it

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