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16 October, 16:38

Which equation does not represent a function?

A) y = 2x + 3

B) x = 4y + 7

C) 6x - 5y = 8

D) y^2 = - 5x - 8

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Answers (1)
  1. 16 October, 19:53
    0
    D does not represent a function because rearranging the variables so (y) is isolated would always produce imaginary numbers.
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