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{(-2, 6).(-3, 7), (-4, 8), (-3, 10)}
Is it a function or not

User Myyk
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1 Answer

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keeping in mind that functions do not have X-repeats, namely the x-coordinate of every pair is different, let's check this one, Check the picture below.

{(-2, 6).(-3, 7), (-4, 8), (-3, 10)} Is it a function or not-example-1
User Screamin
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