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Mathematics, 25.02.2021 17:30 nady82

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

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