Question

whole numbers are closed under which operations​

Answer 1

they are closed under addition and multiplication

Answer 2

Answer:

The set of whole numbers of whole numbers is closed under addition and multiplication because when I add or multiply any whole number, the result is always a whole number . The set of whole numbers is not closed under subtraction because 4-5= -1, and -1 is not a whole number.

Step-by-step explanation:

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