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View Full Version : can S5 contain a subgroup of order 7?

eileen6a
Oct27-10, 04:49 AM
not hw question and i say yes.
Office_Shredder
Oct27-10, 07:49 AM
Lagrange's theorem answers this question
HallsofIvy
Oct27-10, 01:15 PM
What is the order of S5? Is that divisible by 7?
Outlined
Oct28-10, 03:52 PM
No as 7 does not divide 5! = 120.