Question

find the slope for (-16,7),(-15,17) and for (-11,15),(-11,6)

Answer 1

Answer:

$m = \frac{17 - 7}{ - 15 + 16} = 10 \\ \\ m = \frac{6 - 15}{ - 11 + 11} = \frac{ - 9}{0} = und$