Let F be a field, and p(x) E F[x] an irreducible polynomial of degree od. Prove that every coset of Flr]/(p) can be represented by a unique polyno- mial of degree strictly less than d, and moreover that these are all distinct. Prove that if F has q elements, F[x]/(p) has q elements. has ql elements.

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 10E
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Abstract Algebra. Please explain everything in detail.

Let F be a field, and p(x) E F[x] an irreducible polynomial of degree od.
Prove that every coset of Flr]/(p) can be represented by a unique polyno-
mial of degree strictly less than d, and moreover that these are all distinct.
Prove that if F has q elements, F[x]/(p) has q elements.
has ql elements.
Transcribed Image Text:Let F be a field, and p(x) E F[x] an irreducible polynomial of degree od. Prove that every coset of Flr]/(p) can be represented by a unique polyno- mial of degree strictly less than d, and moreover that these are all distinct. Prove that if F has q elements, F[x]/(p) has q elements. has ql elements.
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