1. A function f : R – {}} → R – {0} is defined by 3 f(x) 2x 1' - (a) Prove that f is bijective. (b) Find a formula for f-(x). You may reuse your work from part a) if you like.

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter3: Functions
Section3.3: Rates Of Change And Behavior Of Graphs
Problem 2SE: If a functionfis increasing on (a,b) and decreasing on (b,c) , then what can be said about the local...
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1. A function f : R – {}} → R – {0} is defined by
3
f(x) =
2х — 1
(a)
Prove that f is bijective.
Find a formula for f-(x). You may reuse your work from part
like.
(b)
а) if
you
Transcribed Image Text:1. A function f : R – {}} → R – {0} is defined by 3 f(x) = 2х — 1 (a) Prove that f is bijective. Find a formula for f-(x). You may reuse your work from part like. (b) а) if you
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