3. Let G be a finite group, and suppose that N is a normal subgroup of G. Suppose that P is a p-Sylow subgroup of N. (This will not necessarily be a p-Sylow subgroup of G.) Suppose that P is normal in N. Prove that P is normal in G. (This should be short... just be clear in your proof.)
3. Let G be a finite group, and suppose that N is a normal subgroup of G. Suppose that P is a p-Sylow subgroup of N. (This will not necessarily be a p-Sylow subgroup of G.) Suppose that P is normal in N. Prove that P is normal in G. (This should be short... just be clear in your proof.)
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
I need help with number 3
![(f) Use Sylow's Theorem to show why every 8-cycle is contained in some 2-Sylow subgroup,
and why every 2-Sylow subgroup of S8 has to contain an 8-cycle.
(g) Find an 8-cycle in the 2-Sylow subgroup I described for you! Explain your answer.
3. Let G be a finite group, and suppose that N is a normal subgroup of G. Suppose that P is a
p-Sylow subgroup of N. (This will not necessarily be a p-Sylow subgroup of G.) Suppose that P is
normal in N. Prove that P is normal in G. (This should be short ... just be clear in your proof.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F27b38c32-736b-4354-8263-82b5dd937d13%2F2b04495f-9764-4a45-81dd-90c6738f67aa%2Ftzmodxc_processed.jpeg&w=3840&q=75)
Transcribed Image Text:(f) Use Sylow's Theorem to show why every 8-cycle is contained in some 2-Sylow subgroup,
and why every 2-Sylow subgroup of S8 has to contain an 8-cycle.
(g) Find an 8-cycle in the 2-Sylow subgroup I described for you! Explain your answer.
3. Let G be a finite group, and suppose that N is a normal subgroup of G. Suppose that P is a
p-Sylow subgroup of N. (This will not necessarily be a p-Sylow subgroup of G.) Suppose that P is
normal in N. Prove that P is normal in G. (This should be short ... just be clear in your proof.)
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