Order Let G be a group of order n Describe the possible rela
     Order  Let G be a group of order n.  Describe the possible relation(s) between |g| and |g^2|?  What condition(s) is(are) needed to imply that there exists x in G such that |x| = 2?  Consider the group H5 = {1, omega, omega^2, omega^3, omega^4}, where omega^5=1.  Find the order of elements, omega, omega^2, omega^3, and omega^4.  Consider the group H6 = {1, omega, omega^2, omega^3, omega^4, omega^5}, where omega^6=1. Find the order of elements co, omega^2, omega^3, and omega^4.  Determine the order of the elements of D_8 (the dihedral group for n=8, corresponding to symmetries of an octagon).  Why are there no elements of order 3, 5, or 7? of order 6? of order 8? 
  
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