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Which relation is NOT a function? {(1, -5), (3, 1), (-5, 4), (4, -2)} {(1, -5), (-1, 6), (1, 5), (6, -3)} {(2, 7), (3, 7), (4, 7), (5, 8)} {(3, -2), (5, -6), (7, 7), (8, 8)}

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peytonwarford

Answer: The second function

Step-by-step explanation:

It repeats x values, so it does not pass the vertical line test. By definition, a function can only have one y value for every x value, so if there is more than one x value in a function, its not a function

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