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How to determine this and please provide explanation if possible.

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- March 2nd 2009, 05:53 PMronaldo_07[SOLVED] Functions
http://img25.imageshack.us/img25/1862/algebra.jpg

How to determine this and please provide explanation if possible. - March 2nd 2009, 06:08 PMGaloisTheory1
- March 2nd 2009, 06:12 PMronaldo_07
Thank you could you explain it a bit further if possible please, how can you tell that 1 maps to 1 and 2 maps to 1.

- March 3rd 2009, 10:28 AMGaloisTheory1