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Which set of ordered pairs does not represent a function? A. {(10, 1), (–2, –16), (–6, 7), (5, 1), (8, –16), (–11, 9)} B. {(–2, –6), (–8, 13), (–7, –4), (–2, –8), (11, 8)} C. {(15, –3), (–6, 4), (–3, 0), (–1, 16)} D. {(6, 2), (–12, –16), (–6, 10), (20, 2)}

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Answer:

B. {(–2, –6), (–8, 13), (–7, –4), (–2, –8), (11, 8)}

Explanation:

A set of ordered pairs represents a function if for each input, there is only one output.

In this question:

In option B, for the input -2, there are two outputs(-6 and -8). This means that B is the correct answer.

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