List four elements ofZ20+Z5+Z60that form a noncyclic subgroup. First, what would a noncyclic subgroup in this look like, I am not sure(Crying)

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- April 6th 2010, 07:47 AMwutangdirect sume noncyclic subgroup
List four elements of

**Z**20**+****Z**5+**Z**60that form a noncyclic subgroup. First, what would a noncyclic subgroup in this look like, I am not sure(Crying)

- April 6th 2010, 07:52 AMDrexel28
- April 6th 2010, 08:40 AMwutang
That is right.

- April 6th 2010, 11:53 AMwutang
would (0,0,0), (10,0,30), (0,0,30), and (10,0,0) work as a noncyclic subgroup?

- April 6th 2010, 03:18 PMFancyMouse
- April 6th 2010, 03:41 PMwutang
thanks again, fancymouse you are a lifesaver!