Mathematics, 15.12.2020 14:10 shadow6728g
Let N be the set of natural numbers and let + be the operation of addition of numbers. Then (N, +) is
A. semigroup
B. monoid
C. group
D. groupoid
Answers: 1
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Let N be the set of natural numbers and let + be the operation of addition of numbers. Then (N, +) i...
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