Question

If the coordinate of a is x and that of b is y find d(a,b). x=a+3 ,y=a-3

Answer 1

Step-by-step explanation:

d(a,b)= x-y

d(a,b) =(a+3)-(a-3)

d(a,b)=[a+3-a+3]

d(a,b)=3+3=6