Question

Are rational numbers are closed under subtration ? Give one example in support of your answer.​

Answer 1

Answer:

For two rational numbers say x and y the results of addition, subtraction and multiplication operations give a rational number. We can say that rational numbers are closed under addition, subtraction and multiplication. For example: (7/6)+(2/5) = 47/30.

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Answer 2

Answer:

answer is close under addition

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