A. a relation only
2 answers:
Answer: B. Both a relation and a function
Step-by-step explanation:
By definition, a relation is a function if and only if each input value has one and only one output value.
For example if an input value has assigned two or more output values
and
, then the relation is not a function.
You can observe in the image attached that each element in the Domain has assigned one element in the Range. Therefore, you can conclude that it is a relation and a function.
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