here's the prob

Prove if K is a normal subgroup of a group G then where .

I have a theorem i feel like i should be able to use but i'm not sure how...this is it

Let and let then

and

if then .

any ideas?

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- April 30th 2009, 06:03 PMdelilahjamcommutator subgroup eep!
here's the prob

Prove if K is a normal subgroup of a group G then where .

I have a theorem i feel like i should be able to use but i'm not sure how...this is it

Let and let then

and

if then .

any ideas? - April 30th 2009, 06:26 PMThePerfectHacker
- April 30th 2009, 06:34 PMdelilahjam
- April 30th 2009, 06:51 PMNonCommAlg
- April 30th 2009, 08:58 PMziggychick
awesome thanks!

- April 30th 2009, 09:02 PMdelilahjam
actually thanks from me!

i guess we love mathhelpforum here so much we never sign out!