13. U(5) Z4 True ● False 14. A subgroup of a group is a left coset of itself. True False ●

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 25E
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Please answer question 13 and 14. Answer if TRUE or FALSE only.
13. U(5) ≈ Z4
True
●
False
14. A subgroup of a group is a left coset of itself.
●
True
●
False
Transcribed Image Text:13. U(5) ≈ Z4 True ● False 14. A subgroup of a group is a left coset of itself. ● True ● False
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