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Adam555

  • 4 years ago

is y = x^2 - 2x a function (please include solution)

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  1. YTheManifold
    • 4 years ago
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    Yes, because it assigns every value x one unique y value.

  2. Mandolino
    • 4 years ago
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    not unique, but one and only one y-value

  3. YTheManifold
    • 4 years ago
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    :-D thats what unique means dude

  4. Mandolino
    • 4 years ago
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    Not true. A function that assigns range values uniquely is a one to one function, this function is not one to one, but does assign exactly one range to each domain. Basic definition of function in x.

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