Question

find XY when X(-7,10) and Y(3,4)

Answer 1

We are going to use the distance between two points formula

$d=\sqrt[]{(x2-x1)^2+(y2-y1)^2}$

Replacing the values in the equation we have

x2=3 x1= -7

y2=4 y1=10

$d=\sqrt[]{(3-(-7))^2+(4-10)^2}$

Solving, we obtain

$d=2\cdot\sqrt[]{34}$