F= x^3 + 2x + 1 irreducable in Z5 (Z subscript 5)(adsbygoogle = window.adsbygoogle || []).push({});

i have tried EC looking at F(x+1) which doesnt work for me. Cant think of what else to try.

Help much appreciated. Need to know this for an exam later! ahhh

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# Irreducable ploynomial in Z5

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