Answer:
Step-by-step explanation:
We know that:
- Slope Formula = y₂ - y₁/x₂ - x₁
Solution:
- y₂ - y₁/x₂ - x₁ = -4 - 4/4 - 4
- => -8/0 = undefined
Since the slope of the line is un-defined, the line is vertical. Please look at my graph to understand better.
