F is algebraically closed.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter8: Polynomials
Section8.3: Factorization In F [x]
Problem 3TFE
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Let F be a field. Then the following
statements are equivalent:
(a) F is algebraically closed.
(b) All irreducible polynomials in F[] are of
degree 1.
(c) If f(x) E F[x] is of degree > 1, then there
exist c, a1,..., an € F such that f(x) = c(x -
a₁) ... (x − an).
Transcribed Image Text:Let F be a field. Then the following statements are equivalent: (a) F is algebraically closed. (b) All irreducible polynomials in F[] are of degree 1. (c) If f(x) E F[x] is of degree > 1, then there exist c, a1,..., an € F such that f(x) = c(x - a₁) ... (x − an).
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