Question

with an example, prove that the set of rational numbers is not associative under subtraction​

Answer 1

Answer:

1,2,3

1-(2-3)=1-(-1)=2

(1-2)-3=-1-3=-4

Step-by-step explanation:

hope it is useful

Answer 2

Answer:

you get different results every time by changing the position of numbers. therefore the given set of rational numbers is not associative under subtraction as it contradicts with the law of associative property.