Can anyone help me here this is a mastery test by the way. Too tired to type it out so I put a photo.
1 answer:
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Answer:
and
.
Step-by-step explanation:
To this relation be a function, the horizontal coordinates can't be equal. So, let's find the value of that makes those coordinates equal.
Using the null factor property, we have
Therefore, the given relation is not a function when and
.