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Determine algebraically if y=x^2 +8 is a one to one function
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Determine algebraically if y=x^2 +8 is a one to one function

User Martin Gergov
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No, it is not, a parabola, (from this equation, which is x^2, disregarding the +8 or y-intercept) cannot be a one-to-one function, it is a many-to-one.
User Shiree
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