Question

Whole numbers are closed under which operation ?
(1) Subtraction
(2) Division
(3) Multiplication
(4) All of these​

Answer 1

Answer:

(3) Multiplication

Explanation:

Whole numbers are closed under Addition and Multiplication.

Answer 2

Answer:

(1) subtraction

Step-by-step explanation:

The set of whole numbers of whole numbers is closed under addition and multiplication because when I add or multiply any whole numbers, 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.

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