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

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asked Apr 4, 2019 138k views

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Vanlooverenkoen · Answer 1 · 2019-04-08T04:41:24+0000

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.

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

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