Answer:
see explanation
Step-by-step explanation:
Calculate the slope m using the slope formula
m = (y₂ - y₁ ) / (x₂ - x₁ )
with (x₁, y₁ ) = (3, 2) and (x₂, y₂ ) = (3, 6)
m = [tex]\frac{6-2}{3-3}[/tex] = [tex]\frac{4}{0}[/tex]
Since division by zero is undefined then the slope of the vertical line is undefined.