Question

Under what operations are the set of integers closed? Explain your answer.

Answer 1

Answer:

The set of integers is closed under addition, subtraction, and multiplication.

The set of integers is not closed under division.

Give a counterexample to show that the integers are not closed under division. For example, 1 divided by 3 is not an integer.

Step-by-step explanation:

Answer 2

Integers are numbers which are not fraction and this set is closed only under addition, subtraction, and multiplication.
Let us take a example
If you add, subtract, or multiply the numbers 1 and 3,
Then the solution is  4, -2, and 3.
I hope it helped.