Dear all,

I'm having trouble completing the proof for the following result, that requires Wilson's Theorem. I've shown this, along with my work, below.

Thank you!

scherz0

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For any odd prime , show that:

Work:By Wilson's Theorem, I know that: prime .

Also, for any , I know that . This means that:

But I can't see how to apply the results above to prove the congruence relation?