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kenny6666 [7]
3 years ago
8

Are positive integers closed under subtraction?

Mathematics
2 answers:
Galina-37 [17]3 years ago
8 0
Do you remember the answer..? I need help as well.
Flura [38]3 years ago
6 0
#1 not closed
#2 closed
#3 not closed
#4 not closed
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