SOLUTION: Is the sum of an odd number and an odd number closed under addition?

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Question 987042: Is the sum of an odd number and an odd number closed under addition?

Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
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The question as stated is unclear.
The SET of odd numbers is NOT closed under addition
(the sum of two odd numbers do not equal an odd number)