Algorithms for 3.1-2.74
2 answers:
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Answer:
This is just a relation.
Step-by-step explanation:
It is easy to see if a set of ordered pairs is a relation or a relation that is a function.
If all the points are distinct, then you just have to look at the -coordinates.
If all the -coordinates are different, then it is a function. Otherwise, it is a just a relation.
So this cannot be a function because there is at least two different points that have .
Answer:
Each t-shirt costs about $9.46
Step-by-step explanation:
We can represent as the function