alleryHow did the ancient Greeks regard the number 1, the monad?
AAlways counted as even
BAlways counted as odd
CNeither fully odd nor even
DOnly counted as prime
Answer & Solution
Correct answer: C. Neither fully odd nor even
1. The Greeks called 1 the monad.
2. They considered it neither fully odd nor fully even.
3. Today 1 is classed as odd, since it is not divisible by 2.
_Source: Wikipedia, Parity (mathematics), History_
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