Respuesta :

Answer:

The answer is A undefined

Step-by-step explanation:

The slope is given by

[tex]m=\frac{y_{2}-y_{1} }{x_{2}-x_{1} }[/tex]

[tex]m=\frac{9-(-13)}{17-17}=\frac{22}{0}[/tex]

which is undefined (division by zero)