23. Determine whether each of these functions is a bijection from R to R. a) f(x) = 2x + 1 b) f(x) = x² + 1 c) f(x) = x³ d) f(x) = (x²+1)/(x²+2)
23. Determine whether each of these functions is a bijection from R to R. a) f(x) = 2x + 1 b) f(x) = x² + 1 c) f(x) = x³ d) f(x) = (x²+1)/(x²+2)
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.4: Definition Of Function
Problem 52E
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