Question

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

Answer 1

distance
=
$\sqrt{ {( - 1 + 5)}^{2} + {(3 - 7)}^{2} }$
$\sqrt{ {4}^{2} + { ( - 4)}^{2} }$
$\sqrt{16 + 16}$
$\sqrt{32}$
$\sqrt{16 \times 2}$
$\sqrt{16} \times \sqrt{2}$
$4 \sqrt{2}$