Respuesta :

Answer:

undefined

Step-by-step explanation:

4- -5/9-9

9/0

undefined

Answer:I did this and I want to help the rest of the people who need help so here

Explanation:   (9,4) and (9,−5) Slope: −5−4 / 9−9  -9/0 and it is indeed Unidentified ,

​

​