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3) Let Z, be ring integers mode 5 and f(x) € Zg(x) such that f(x)=x² + 2x + 1 then a) f(x) has only one root. b) f(x) has only two roots. c) f(x) irreducible polynomials.. d) No one of above.

3) Let Z, be ring integers mode 5 and f(x) € Zg(x) such that f(x)=x² + 2x + 1 then a) f(x) has only one root. b) f(x) has only two roots. c) f(x) irreducible polynomials.. d) No one of above.

Elements Of Modern Algebra
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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3) Let Z, be ring integers mode 5 and f(x) € Zs(x) such that f(x) = x² + 2x + 1 then a) f(x) has only one root. b) f(x) has only two roots. c) f(x) irreducible polynomials.. d) No one of above. 4) Let R be a ring and F-M₂(R) be ring of 2 x 2 matrices over R under standard addition and multiplication of matrices then: a) F is a commutative ring but not field. b) F is a division ring and not field. (c) If F an integral domain and F is not field. d) No one of above.
Transcribed Image Text:3) Let Z, be ring integers mode 5 and f(x) € Zs(x) such that f(x) = x² + 2x + 1 then a) f(x) has only one root. b) f(x) has only two roots. c) f(x) irreducible polynomials.. d) No one of above. 4) Let R be a ring and F-M₂(R) be ring of 2 x 2 matrices over R under standard addition and multiplication of matrices then: a) F is a commutative ring but not field. b) F is a division ring and not field. (c) If F an integral domain and F is not field. d) No one of above.
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