How to practice concept:polynomial-rings

Attempt a question, record the concept and assumptions, then check the available answer. Rework mistakes after revising the relevant concepts. Topic tags can overlap; review the question context.

Questions 1–2 of 2. Imported answers require independent review unless marked reviewed.

Topic practice 2 questionsPage 1 of 1

Question 18

Open question
MANAT1 markNeeds review
Let

be the ideal generated by

in the polynomial ring

, where

denotes the ring of integers modulo 3. Then the number of units in the quotient ring

is ______.

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Question 35

Open question
MAMCQ2 marksNeeds review
Consider the following statements:
I. The ring

is a unique factorization domain.
II. The ring

is a principal ideal domain.
III. In the polynomial ring

, the ideal generated by

is a maximal ideal.
IV. In the polynomial ring

, the ideal generated by

is a prime ideal.
(

denotes the set of all integers,

denotes the set of all integers modulo

, for any positive integer

)
Which of the above statements are TRUE?
Your answerChoose one option.

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