Question

Find the distance between (21, 5) & (28, -1).

Answer 1

distance formula \[\huge\rm \sqrt{(x_2 -x_1)^2 +(y_2 - y_1)^2}\]
plus in x and y values

Answer 2

x and y values are \[\huge\rm (x_1 ,y_1 )(x_2 ,y_2)\]