Rational numbers are not closed under which operation?

addition

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multiplication

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division

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subtraction

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Solution

The correct option is C
division

Rational numbers are not closed under division. This is because if we divide any number by 0, the result is not defined.

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Similar questions

Question 4
Which of the following is not true?
(a) rational numbers are closed under addition.
(b) rational numbers are closed under subtraction.
(c) rational numbers are closed under multiplication.
(d) rational numbers are closed under division.

Which of the following is not true?
(i) Whole numbers are closed under subtraction.
(ii) Integers are not closed under division.
(iii) Rational numbers are closed under division.

Q. Question 77
Rational numbers are closed under addition and multiplication but not under subtraction.

Q. Give one example each to show that the rational numbers are closed under addition, subtraction and multiplication. Are rational numbers closed under division? Give two examples in support of your answer.

Q. Question 104
Give one example each to show that the rational numbers are closed under addition, subtraction and multiplication. Are rational numbers closed under division? Give two examples in support of your answer.

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Rational numbers are not closed under which operation?

The correct option is C division Rational numbers are not closed under division. This is because if we divide any number by 0, the result is not defined.

The correct option is C
division

Rational numbers are not closed under division. This is because if we divide any number by 0, the result is not defined.