6. Let F be a field and suppose that y : F → F is a map from F to F that satisfies the property p(ab) = 4(a)p(b) for all a, b E F. Show that p(1) is either 0 or 1. (Hint: 1=1·1.)
6. Let F be a field and suppose that y : F → F is a map from F to F that satisfies the property p(ab) = 4(a)p(b) for all a, b E F. Show that p(1) is either 0 or 1. (Hint: 1=1·1.)
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 5E: Let F be a field and f(x)=a0+a1x+...+anxnF[x]. Prove that x1 is a factor of f(x) if and only if...
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