In Z_5[x] we have x^2 +3x +1 = (2x+3)(3x+2) but we also have x^2 +3x +1 = (4x+1)(4x+1) does this mean that Z_5[x] is not a UFD?

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- Apr 6th 2009, 06:41 PM #1

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- Apr 6th 2009, 07:08 PM #2

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