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Which equation does not represent a function? A) y = 2x + 3 B) x = 4y + 7 C) 6x - 5y = 8 D) y^2 = -5x - 8

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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5 votes
Which equation does not represent a function?

A) y = 2x + 3
B) x = 4y + 7
C) 6x - 5y = 8
D) y^2 = -5x - 8

User Chris Allen Lane
by
8.6k points

1 Answer

1 vote
D does not represent a function because rearranging the variables so (y) is isolated would always produce imaginary numbers.
User Steven Canfield
by
9.0k points
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