Question

Which of the following options completes the sentence below ? The equation (-15)/8 - 7/(4 ) = (-29)/8 shows that: 1 point rational numbers are closed under division rational numbers are closed under subtraction rational numbers are not closed under division rational numbers are not closed under subtraction​

Answer 1

Answer:

For any two rational numbers a and b,

(a+b),(a−b),(b−a) & (a×b) are all rational numbers.

Thus, rational numbers are closed under addition, subtraction and multiplication.