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if P is a prime number,then show that (p-1)!=-1(modP)

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Algebra 1 Answers
if P is a prime number,then show that...

Differential equations ,Abstract algebra and vector calculas

asked Mar 6, 2014 in Algebra 1 Answers by santu

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1 Answer

2 be prime

2-1=1

that be positiv number, not -1

answered Mar 6, 2014 by muneepenee

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