Which of the following statements is true?
A. Natural numbers are closed under multiplication
B. Whole numbers are not closed under multiplication
C. Integers are not closed under multiplication
D. Rational numbers are not closed under multiplication.
Answer:A
Which of the following statements is true?
A. Natural numbers are closed under multiplication B. Whole numbers are not closed under multiplication C. Integers are not closed under multiplication D. Rational numbers are not closed under multiplication.