Question

Determine a equaçao geral da reta que passa pelos pontos A(4,-3) e B (-2,6)

Answer 1

A(4,-3) e B(-2,6)

M = ( yb - ya ) / ( xb - xa ) = ( 6 + 3 ) / ( -2 - 4 ) = 9/-6 ... 3/-2

y - ya = m ( x - xa )

y + 3 = 3/-2 ( x - 4 )

-2y - 6 = 3x - 12

-2y = 3x - 12 + 6

3x + 2y - 6 = 0