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:

b.)d(a) =d (1)

Step-by-step explanation:

please yr, mark me as brainlist