Provide an example of a function that is a bijection from (0, 2) to R. Prove that the function you specify is indeed a bijection.
Provide an example of a function that is a bijection from (0, 2) to R. Prove that the function you specify is indeed a bijection.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.4: Definition Of Function
Problem 54E
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I came up with the example f(x) = 1/x + 1/x-2. Can you help me prove that it's injective and surjective?
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Can you prove that it is injective by contrapositive? Also, how is f surjective when y exists in R?
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