Exercise 11.1. Let D be an integral domain, regarding as a subring of the polynomial ring D[x]. Show that the multiplicative group D[x]× coincides with D*.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter8: Polynomials
Section8.2: Divisibility And Greatest Common Divisor
Problem 33E
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Exercise 11.1. Let D be an integral domain, regarding as a subring of the polynomial ring D[x].
Show that the multiplicative group D[x]× coincides with D*.
Transcribed Image Text:Exercise 11.1. Let D be an integral domain, regarding as a subring of the polynomial ring D[x]. Show that the multiplicative group D[x]× coincides with D*.
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