Question 2. (a) Prove that the triple 4Z, +, -> is a commutative ring, but not an integral domain. 1 (b) Prove or disprove: the commutative ring Z₂.0.0 has no zero divisors for each prime PEP.
Question 2. (a) Prove that the triple 4Z, +, -> is a commutative ring, but not an integral domain. 1 (b) Prove or disprove: the commutative ring Z₂.0.0 has no zero divisors for each prime PEP.
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter5: Rings, Integral Domains, And Fields
Section5.3: The Field Of Quotients Of An Integral Domain
Problem 8E
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![Question 2.
(a) Prove that the triple < 4Z, +, > is a commutative ring, but not an integral domain.
1
X
(b) Prove or disprove: the commutative ring Zp, 0, 0 has no zero divisors for each prime
PEP.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb685f800-bd36-484b-82e6-b7cb9e75277f%2F9795e667-72c9-498b-8fe2-741f515c1b56%2Fgyjpu0f_processed.png&w=3840&q=75)
Transcribed Image Text:Question 2.
(a) Prove that the triple < 4Z, +, > is a commutative ring, but not an integral domain.
1
X
(b) Prove or disprove: the commutative ring Zp, 0, 0 has no zero divisors for each prime
PEP.
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