Question

Calcule o coeficiente angular da reta r que passa pelos pontos A 3,2 e B -3,-1

Answer 1

A(3,2) e B(-3,-1)

m = ( yb - ya ) / ( xb - xa ) = ( -1 - 2 ) / ( -3 - 3 ) = -3/-6 ... 3/6 ... 1/2