1. Let R be a relation on the set A = {1,2,3,4,5,6,7,8} defined by aRb if and only if 2a/b?. That is, R = {(a, b)|aRb}. e) Find the domain of R-1. f) Find the range of R-1.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter1: Fundamentals
Section1.7: Relations
Problem 11E: Let be a relation defined on the set of all integers by if and only if sum of and is odd. Decide...
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1. Let R be a relation on the set A = {1,2,3,4,5,6,7,8} defined by aRb if and only if 2a/b?.
That is, R = {(a, b)|aRb}.
e) Find the domain of R-1.
f) Find the range of R-1.
Transcribed Image Text:1. Let R be a relation on the set A = {1,2,3,4,5,6,7,8} defined by aRb if and only if 2a/b?. That is, R = {(a, b)|aRb}. e) Find the domain of R-1. f) Find the range of R-1.
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