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- Oct 5th 2011, 04:27 PM #1

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## Mod Question

Show that 5^n + 6^n = 0 mod 11, for all odd number n

My initial attempt was to prove by induction. Base case is obvious, and the induction step would be to prove for n + 2.

I'm trying to play around by writing in the mod definition but no luck so far. Any advice?

- Oct 5th 2011, 04:36 PM #2

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- Oct 5th 2011, 04:49 PM #3

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