(a) Prove that: If G is a group, a,b € G, |a|=5 and a^3b-ba^3, then ab-ba

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter4: More On Groups
Section4.5: Normal Subgroups
Problem 13E: Exercise 8 states that every subgroup of an abelian group is normal. Give an example of a nonabelian...
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(a) Prove that: If G is a group, a,b E G, |a|=5 and a^3b-ba^3, then ab-ba
(b) Show the rank of the elements ab and ba are equal, where G is a group, a,b E G.
Transcribed Image Text:(a) Prove that: If G is a group, a,b E G, |a|=5 and a^3b-ba^3, then ab-ba (b) Show the rank of the elements ab and ba are equal, where G is a group, a,b E G.
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