Respuesta :

Determine the slope of line pasing through points (2,-1) and (6,1).

[tex]\begin{gathered} m=\frac{1-(-1)}{6-2} \\ =\frac{1+1}{4} \\ =\frac{2}{4} \\ =\frac{1}{2} \end{gathered}[/tex]

So slope of line is 1/2.