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Mathematics, 07.12.2019 12:31 kolibeilfuss

Which of the following expressions represents a function?

a.{(1,,-,,-3)}
b. y^2=16-x^2
c.2x^2+y^2=5
d. x=7


Which of the following expressions represents a function?  a.{(1,,-,,-3)} b

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Which of the following expressions represents a function?

a.{(1,,-,,-3)}
b. y^2=...
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