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Mathematics, 25.09.2021 14:10 dondre54

Which ordered pairs show y as a function of x? { (8, 1), (8, -1), (6, -1), (6, 2)}
((5, 0), (4, -1), (-5, -2), (4, -3)}
{(4, 7), (9, -6), (11, -6), (10, 7)}
{(2, 8), (1, 9), (9, 10), (9, 11)}

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Which ordered pairs show y as a function of x? { (8, 1), (8, -1), (6, -1), (6, 2)}
((5, 0),...
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