Let X = {a,b,c} and Y = {1,2,3,4}. Which of the relations A,B,C defined below are functions from X to Y? a.) A = {(a,1), (b,2), (c,3)}

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
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Chapter2: Functions And Graphs
Section2.1: Functions And Function Notation
Problem 110E
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Let X = {a,b,c} and Y = {1,2,3,4}. Which of the relations A,B,C defined below are functions from X to Y? a.) A = {(a,1), (b,2), (c,3)} 

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