Consider the polynomials a(x) = r' + x³ + x + 4 and b(x) = 2r³ + 4.x² + x + 2 from Z5[r]. a) Find ged(a(x), b(x)). b) Express gcd(a(x), b(x)) as a linear combination of a(x) and b(x). c) Express b(x) as a product of irreducible factors. Explain why each factor is irreducible.

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter7: Systems Of Equations And Inequalities
Section7.4: Partial Fractions
Problem 1SE: Can any quotient of polynomials be decomposed into at least two partial fractions? If so, explain...
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Consider the polynomials a(x) = x' + x³ + x + 4 and b(x) = 2r³ + 4.x² + x + 2 from Z5[r].
a) Find ged(a(x), b(x)).
b) Express gcd(a(x), b(x)) as a linear combination of a(x) and b(x).
c) Express b(x) as a product of irreducible factors. Explain why each factor is irreducible.
Transcribed Image Text:Consider the polynomials a(x) = x' + x³ + x + 4 and b(x) = 2r³ + 4.x² + x + 2 from Z5[r]. a) Find ged(a(x), b(x)). b) Express gcd(a(x), b(x)) as a linear combination of a(x) and b(x). c) Express b(x) as a product of irreducible factors. Explain why each factor is irreducible.
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