Answer:
m = undef
Step-by-step explanation:
Slope Formula: [tex]m=\frac{y_2-y_1}{x_2-x_1}[/tex]
Simply plug in the 2 coordinates into the slope formula to find slope m:
[tex]m=\frac{-1-(-5)}{-3-(-3)}[/tex]
[tex]m=\frac{-1+5}{-3+3}[/tex]
[tex]m=\frac{4}{0}[/tex]
m = undef
