Question 9. Let f: R → Z, where f(x) = [2x - 1] (a) Find f(A), where A = {x E R |1 ≤ x ≤ 4} (b) Find f-¹(B), where B = {-9, -8}

College Algebra
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ISBN:9781938168383
Author:Jay Abramson
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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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Question 9.
Let f: R→ Z, where f(x) = [2x - 1]
(a) Find f(A), where A = {x E R|1 ≤ x ≤ 4}
(b) Find f-¹(B), where B = {-9, -8}
Transcribed Image Text:Question 9. Let f: R→ Z, where f(x) = [2x - 1] (a) Find f(A), where A = {x E R|1 ≤ x ≤ 4} (b) Find f-¹(B), where B = {-9, -8}
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