Algebra/Chapter 26/Exercises
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< Algebra | Chapter 26
Conceptual Questions
[edit | edit source]Exercises
[edit | edit source]Section 26.1
[edit | edit source]Section 26.2
[edit | edit source]25.1 Assume that * is a binary operation on the set S. Prove the following statements.
Section 26.3
[edit | edit source]25.2 Let be a group. Prove that the identity element is unique. Also prove that every element has a unique inverse, indicated by .