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Sudhanshu ranjan Asked a Question
August 26, 2020 10:04 pmpts 30 pts
please solve the problem.....................................
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  • Anonymous User Best Answer
    We know that the polynomial ring R[x] is PID iff R is a field. Since Q and Z/7Z are fields, therefore Q[x] and Z/7Z [x] are PID while others are not
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  • Anonymous User thankyou
    correct options are 1 and 4
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