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  3. let ?=2^(2^?)+1 be a prime that n>1 1. show tha

Let ?=2^(2^?)+1 be a prime that n>1 1. Show that ? ? 2(mod5) 2. Prove that 5...

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Advance Math

Let ?=2^(2^?)+1 be a prime that n>1

1. Show that ? ? 2(mod5)

2. Prove that 5 is a primitive root modulo ?

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