For each of the following equations, write whether they are functions (i.e. if settingf(x) =yproduces a valid functionf), and, if they are, whether they are one-to-one.If they are one-to-one, find the inverse. y= 4x−1 y2+ (x−2)2= 1 y= 4x2+ 1 where x≤0 y= (x+ 5)2

Algebra for College Students
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ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter9: Polynomial And Rational Functions
Section9.4: Graphing Polynomial Functions
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For each of the following equations, write whether they are functions (i.e. if settingf(x) =yproduces a valid functionf), and, if they are, whether they are one-to-one.If they are one-to-one, find the inverse.

y= 4x−1

y2+ (x−2)2= 1

y= 4x2+ 1 where x≤0

y= (x+ 5)2

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