Which of the following expressions represents a function?
y = x2
{(9, 2), (4, –2), (5,...
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Mathematics, 21.10.2019 19:00 alcott1110
Which of the following expressions represents a function?
y = x2
{(9, 2), (4, –2), (5, 3), (9, –4)}
x = –3
x2 = 25 − y2
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Answers: 3
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