II. For every odd prime q, define Mg = 29-1. Let p be a prime divisor of Mq. 1) Prove that ord,2 = q, and so q divides p - 1. Р 1 2) Prove that q divides P¹, and so 2(P-1)/2 = 1 (mod p). (²). 1, and so p = ±1 (mod 8). 3) Deduce that

Advanced Engineering Mathematics
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II. For every odd prime q, define Mg = 29-1. Let p be a prime divisor of Mq.
1) Prove that ord,2 = q, and so q divides p - 1.
P 1
2) Prove that q divides
3) Deduce that
(²)
and so 2(p-1)/2 = 1 (mod p).
2
2
=
= 1, and so p= ±1 (mod 8).
Transcribed Image Text:II. For every odd prime q, define Mg = 29-1. Let p be a prime divisor of Mq. 1) Prove that ord,2 = q, and so q divides p - 1. P 1 2) Prove that q divides 3) Deduce that (²) and so 2(p-1)/2 = 1 (mod p). 2 2 = = 1, and so p= ±1 (mod 8).
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