Which of the following expressions represents a function?
A. y = x2
B. {19, 2), (4, -2), (5,...
Mathematics, 13.09.2021 19:40 math3130
Which of the following expressions represents a function?
A. y = x2
B. {19, 2), (4, -2), (5,3), (9,-4)}
C. x=-3
D. x²= 25 - y²
Answers: 3
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