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find the slope of the line through the points (-9, 4) and (-9 -2).​

Sagot :

Answer:

undefined

Step-by-step explanation:

m = (y₂ - y₁)/(x₂ - x₁)

m = (-2 - 4)/(-9 + 9)

m = (-6)/(0)

m = undefined

It is undefined since the value of denominator is 0; there is no run.