English, asked by mg8941246, 1 month ago

Only pakistanis are admitted in complex

Answers

Answered by anshumanmac
1

Explanation:

In mathematics, a set is closed under an operation if performing 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: 1 − 2 is not a positive integer even though both 1 and 2 are positive integers.

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