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I need help with this math equation function or not a function

I need help with this math equation function or not a function-example-1

1 Answer

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Given:

A set of ordered pairs.

Required: Check whether each is a function.

Explanation:

A function is a relation from a set of inputs to a set of possible outputs where each input is related to exactly one output.

3. The input -13 has 2 output values 4 and 9. Hence it is not a function.

4. Each input has exactly one output. There fore, it is a function.

Final Answer:

3. Not a function

User Matthew Lund
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