Question

The necessary and sufficient condition that the non-zero element a in the Euclidean ring R is a unit
is
(a) d (a) = d (u)
(b) d(a) = d (1)
(e) both (a) and (b)
(d) none of these

Answer 1

Answer:

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Answer 2

Answer:

b.) is correct answer ....

Step-by-step explanation:

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