alleryIn mathematics, the word "or" is used to mean which of the following?
AOnly the first one
BExactly one of the two
COnly the second one
DOne, the other or both
Answer & Solution
Correct answer: D. One, the other or both
1. Mathematics gives common words a more specific meaning.
2. "Or" means one, the other, or both together.
3. Everyday speech sometimes excludes the "both" case, so the exclusive readings are not the mathematical default.
_Source: Wikipedia, Language of mathematics, Features_
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