Respuesta :

dalendrk
[tex]The\ slope:m=\dfrac{y_2-y_1}{x_2-x_1}\\\\(8;\ 3)\to x_1=8;\ and\ y_1=3\\(8;\ -7)\to x_2=8\ and\ y_2=-7\\\\m=\dfrac{-7-3}{8-8}=\dfrac{-10}{0}-\boxed{!!!}\ /divide\ by\ 0/\\\\Answer:\boxed{d.\ the\ slope\ is\ unde fined}[/tex]