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.
(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.
Answers & Comments
Answer:(D) Rational numbers are closed under division.
OPTION B AND D
rational numbers are not closed under division and subtraction as well