Define a relation C from R to R as follows: For any(x, y) ∈ R × R, (x, y) ∈ means that x2 + y2 = 4   a. what are the domain and co-domain of C. explain

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter1: Fundamentals
Section1.7: Relations
Problem 24E: For any relation on the nonempty set, the inverse of is the relation defined by if and only if ....
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Define a relation C from R to R as follows:
For any(x, y) ∈ R × R,

(x, y) ∈ means that x2 + y2 = 4

 

a. what are the domain and co-domain of C. explain

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