Prove the following:(a) If n and n + 2 are a pair of twin primes, then <f>(n + 2) =
Chapter 7, Problem 9(choose chapter or problem)
Prove the following:(a) If n and n + 2 are a pair of twin primes, then (n + 2) = (n) + 2; this also holdsfor n = 12, 14, and 20.(b) If p and 2p + 1 are both odd primes, then n = 4p satisfies (n + 2) = (n) + 2.
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