Question

14-Determine o coeficiente angular da reta que passa pelos pontos A(3.2) B(-3.-1)

Answer 1

=y2-y1 / x2-x1

-1=x+2-3 / x-2

-1=x-1 / x-2

x-1=-1(x-2)

x-1=-x+2

2x=2+1

2x=3

x=3/2