6. Find all c e Z3 such that Z3[x]/(x³ + x² +c) is a field.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter6: More On Rings
Section6.3: The Characteristic Of A Ring
Problem 18E
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Section 27: Number 6
5. Find all c e Z3 such that Z;[x]/(x² + c) is a field.
6. Find all c e Z3 such that Z3[x]/(x³ + x² + c) is a field.
7. Find all c e Z3 such that Z3[x]/(x3 + cr² + 1) i
1) is o fiold
Transcribed Image Text:5. Find all c e Z3 such that Z;[x]/(x² + c) is a field. 6. Find all c e Z3 such that Z3[x]/(x³ + x² + c) is a field. 7. Find all c e Z3 such that Z3[x]/(x3 + cr² + 1) i 1) is o fiold
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