Respuesta :

A. since absolute value is the distance between two numbers B. too since it is same thing in absolute value

Answer:

The expressions that represent the distance between a and b on a number line is:

                A.  |a-b|

                B.  |b-a|

Step-by-step explanation:

We know that a absolute value of a number is the magnitude of a number without regarding the sign.

We know that the distance between two numbers a and b is  calculated as the absolute difference between the two numbers.

        Hence, the answer is:

       Option: A   and Option: B