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Maksim231197 [3]
3 years ago
7

I need help with this

Mathematics
2 answers:
Alex777 [14]3 years ago
7 0
The last one is not a function
Explanation
It’s not a function because there are two nines meaning it repeats
Hope this helped
erastova [34]3 years ago
4 0

Answer:

All of them are functions

Step-by-step explanation:

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Step-by-step explanation of the

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