What is [Z12: (4)]? Find all cosets of the subgroup (4) of Z12. A. {(4), 1 + (4)} B. {(4), 1+ (4), 2 + (4)} C. {(4), 1+ (4), 2 + (4), 3+ (4)} D. {(4), 1+ (4), 2 + (4), 3+ (4), 4+ (4)} Let σ= (1 254) (23) € S5. Find the index of (o) in S5. 9 3

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 29E: Find the normalizer of the subgroup (1),(1,3)(2,4) of the octic group D4.
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What is [Z12: (4)]?
Find all cosets of the subgroup (4) of Z12.
A. {(4), 1 + (4)}
B. {(4), 1+ (4), 2 + (4)}
C. {(4), 1+ (4), 2 + (4), 3+ (4)}
D. {(4), 1+ (4), 2 + (4), 3+ (4), 4+ (4)}
Leto = (1 254) (23) E S5. Find the index of (o) in S5.
6
2
Transcribed Image Text:S What is [Z12: (4)]? Find all cosets of the subgroup (4) of Z12. A. {(4), 1 + (4)} B. {(4), 1+ (4), 2 + (4)} C. {(4), 1+ (4), 2 + (4), 3+ (4)} D. {(4), 1+ (4), 2 + (4), 3+ (4), 4+ (4)} Leto = (1 254) (23) E S5. Find the index of (o) in S5. 6 2
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