Question

are rational number are Closed under substitution given one example in support of your answer​

Answer 1

Answer:

yes ...rational no. are closed under subtraction

...closure property states that if A, B € rational no., then A-B € rational no.

Step-by-step explanation:

example :-

2-4 = -2 € R ( rational no. )

⅔-¾ = -1/12 € R

0 - 3/57 = -3/57 € R