Possible Duplicate:
If a group satisfies $x^3=1$ for all $x$, is it necessarily abelian?
I want to show that group $G$ is abelian (i.e. $ab=ba$) if $a^{3}=e, \forall a\in G.$ I am trying so much but i cant get this so please help me out!
Possible Duplicate:
If a group satisfies $x^3=1$ for all $x$, is it necessarily abelian?
I want to show that group $G$ is abelian (i.e. $ab=ba$) if $a^{3}=e, \forall a\in G.$ I am trying so much but i cant get this so please help me out!