prove that order of a and order of x inverse ax are same
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Subgroups||Examples and theorems
11:25
order of an element of a group is same as its inverse
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if a group has four elements then it must be abelian
15:50
Order of cyclic group is equal to order of its generator | cyclic group | group theory in hindi
12:35
if H and K are two subgroup of group G then HK is subgroup of G iff HK=KH
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If a and b are two elements of a.finite group G s.t.ab=ba and (o(a),o(b))=1 then o(ab)=o(a)o(b)
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How to STUDY so FAST it feels like CHEATING
26:12