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stellarik [79]
3 years ago
7

I need help please I don't understand it

Mathematics
1 answer:
german3 years ago
3 0

Answer:

The third and the forth

Step-by-step explanation:

Functions do not have repetition in the x column.

Since the other options have doubles of an x value

(or, to phrase it differently, two y values for one x value)

they are not functions.

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