(a) Let D be an integral domain and c D. Let (x) and (x - c)...
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(a) Let D be an integral domain and c ϵ D. Let ∫(x) and ∫(x - c) = Then f(x) is irreducible in D[x] if and only ∫(x - c) is irreducible.
(b) For each prime p, the cyclotomic polynomial ∫ = xp-1 + xP-2 + • • • + x + 1 is irreducible in Z[x).
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|| Σ_aix* eD[x] i=()
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a To prove the statement we need to show that if fx is irreducible in Dx then x c is irreducible and ...View the full answer
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Related Book For
Algebra Graduate Texts In Mathematics 73
ISBN: 9780387905181
8th Edition
Authors: Thomas W. Hungerford
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