Questions: Determine whether the correspondence is a function.

Determine whether the correspondence is a function.
Transcript text: Determine whether the correspondence is a function.
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Solution

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Solution Steps

Step 1: Define a function

A function is a relation where each input (domain) has exactly one output (range).

Step 2: Analyze the given relation

The domain values are {18, 5, 21}. 18 maps to 11. 5 maps to 16. 21 maps to 11. Each domain value maps to only one range value.

Final Answer

Yes, the correspondence is a function.

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