Are all groups of order 175 abelian?
Your questions:
1) This is not enough: it must be also that both sbgps. are normal in G
2) Because they're abelian, too.
3) Lots more, as anyone else...but not for this particular question, imo.
Your questions:
1) This is not enough: it must be also that both sbgps. are normal in G
2) Because they're abelian, too.
3) Lots more, as anyone else...but not for this particular question, imo.