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Which equation does not define a function? y2 + x = 6 y + x3 = 3 y − x2 = 4 y3 − x2 = 7
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Which equation does not define a function?

y2 + x = 6
y + x3 = 3
y − x2 = 4
y3 − x2 = 7

User Luis Utrera
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1 Answer

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The first relation gives two y-values for any given x-value (except x=6).

y² +x = 6 . . . . . is not a function
Which equation does not define a function? y2 + x = 6 y + x3 = 3 y − x2 = 4 y3 − x-example-1
User Pim Verkerk
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