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- March 30th 2011, 06:30 AM #1

- Joined
- Apr 2010
- Posts
- 59

## a^n in mod

Hey

It's been a while since I posted here, but here goes:

I have to (in basic terms) work out what:

is,

I've started by applying Euler's theorem and moved it down to:

but I'm stuck, as I'm not sure how this is going to give me a final result.

- March 30th 2011, 07:02 AM #2

- March 30th 2011, 07:09 AM #3

- Joined
- Apr 2010
- Posts
- 59

- March 30th 2011, 07:39 AM #4