1. Consider the function | ƒ : Z → Z+, f(n) = { 2n 1 2n if n > 0, if n≤0. Show that f is a bijection by showing (from the definitions) that f is injective and surjective.
1. Consider the function | ƒ : Z → Z+, f(n) = { 2n 1 2n if n > 0, if n≤0. Show that f is a bijection by showing (from the definitions) that f is injective and surjective.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.2: Exponential Functions
Problem 11E
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