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Algebra - Understanding Functions

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Determine whether each relation is a function. In addition, provide reasons for identifying a relation as a function.1. {(3, 4), (5, 9), (9, 9), (2, 3)}2. {(0, 0), (0, 1), (1, 4), (2, 4)} 3. {(2, 1), (4, 5), (8, 4), (1, 0)} 4. {(8, 3), (8, 0), (7, 7), (4, 7)}

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Solution Summary

The expert examines understanding mathematics functions. A complete, neat and step-by-step solutions are provided.

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A relation between x and y, written as the set R of ordered pairs (x, y) is a function if and ony if every x is matched to one

and only ...

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