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08-04-2017
Mathematics

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Help??? Answer and explain

Tell whether the relation is a function. Explain your reasoning
{(-1, 7), (9, 4), (3, -2), (5, 3), (9, 1)}

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KaamiaH3839 KaamiaH3839

08-04-2017

The relation is not a function because the input numbers have a number that is repeated twice. That number is 9.

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