Show that the group Z13 is cyclic and give all of its generators. List all the distinct subgroups of Z13 and each of its elements. Sketch the subgroup lattice of Z13.
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- 34. Suppose that and are subgroups of the group . Prove that is a subgroup of .Let H and K be subgroups of a group G and K a subgroup of H. If the order of G is 24 and the order of K is 3, what are all the possible orders of H?Let be a group of order , where and are distinct prime integers. If has only one subgroup of order and only one subgroup of order , prove that is cyclic.