Respostas

2014-07-12T00:46:30-03:00
m= \frac{y-y0}{x-x0} \\ m= \frac{1-2}{-2-0}   \\ m= \frac{-1}{-2}  \\ m=\frac{1}{2}

y-y0=m(x-x0)
y-2=1/2(x-0)
y=(1/2)x+2 Equação da reta
2 2 2