eileen6a Messages 18 Reaction score 0 Thread starter Oct 27, 2010 #1 not homework question and i say yes.
Office_Shredder Staff Emeritus Science Advisor Gold Member Messages 5,706 Reaction score 1,592 Oct 27, 2010 #2 Lagrange's theorem answers this question
HallsofIvy Science Advisor Homework Helper Messages 42,895 Reaction score 983 Oct 27, 2010 #3 What is the order of S5? Is that divisible by 7?