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masha68 [24]
3 years ago
11

How can you determine if a piece-wise relation is a function?

Mathematics
1 answer:
uysha [10]3 years ago
7 0
Use the vertical line rule to test. 
Imagine you are drawing lines parallel to the y axis, if any of your lines touches the graph twice, the graph does not represent a function. otherwise, it does. 
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