Respuesta :
Answer:
Undefined.
Step-by-step explanation:
m = y2-y1 / x2-x1
m = 3 - 2 / 1 - 1
m = 1/0, which is undefined.
You can also tell because (1,2) and (1,3) is a vertical line, which means the slope is undefined.
Answer:
Undefined.
Step-by-step explanation:
m = y2-y1 / x2-x1
m = 3 - 2 / 1 - 1
m = 1/0, which is undefined.
You can also tell because (1,2) and (1,3) is a vertical line, which means the slope is undefined.