Hello!
Here a graph of the slope!
Answer:
C
Step-by-step explanation:
For any of the functions described above, the only way any of those could be functions is that there has to be a difference value for each x, unless it is the same x-value. If the x is mentioned twice, that is fine, as long as the y point is also the same. If it is different, it is not a function.
-81 has the same absolute value.
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Answer:
Clustering
Step-by-step explanation:
that is the correct answer