Question 4. Assume that * is an operation on S with identity element e, and that (y * z) = (x * z) * y %3D for all x, y, z E S. Prove that * is commutative and associative.
Question 4. Assume that * is an operation on S with identity element e, and that (y * z) = (x * z) * y %3D for all x, y, z E S. Prove that * is commutative and associative.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.5: Graphs Of Functions
Problem 56E
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