Question

find the distance between (-1,3) and (-5,7)

Answer 1

A(-1,3)and B(-5,7)
distance between AB=root(-5+1)2+(7-3)2
AB2=16+16
AB=root32
AB= 4root 2

Answer 2

X=-1.       Y=3.                        X=-5.          Y=7 x-x= -1+5= 4         Y-y= 3-7= -4.                           (X,Y)=(4,-4)