Question

Define closure property in 3 points​

Answer 1

set is closed under an operation if performance of that operation on members of the set always produces a member of that set.

For example, the positive integers are closed under addition, but not under subtraction: is not a positive integer even though both 1 and 2 are positive integers.

System of whole numbers is closed under multiplication, this means that the product of any two whole numbers is always a whole number. This is known as Closure Property for Multiplication of Whole Numbers. Read the following example and you can further understand this property.

Answer 2

closure property =1+a=a+1