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How is usual multiplication (\times) on the set of integers (\mathbb{Z})?

Answer and explanation

Correct answer: Binary operation

Step 1: The product of two integers is always an integer. Step 2: So the result does not leave (\mathbb{Z}). Step 3: On integers, both addition and multiplication are closed.

Related tags

Integer MultiplicationBinary OperationClosureBinary OperationsRelations And FunctionsMathematicsClass 12 Mcq

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