Which of the following expressions represents a function?
x2 + y2 = 9
{(4, 2), (4...
Mathematics, 23.12.2019 15:31 hoboethan
Which of the following expressions represents a function?
x2 + y2 = 9
{(4, 2), (4, –2), (9, 3), (9, –3)}
x = 4
2x + y = 5
Answers: 3
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