Question

escreca a equaçao fundamental da reta definida por P(4,1) eQ(-1,5)

Answer 1

A(4,1) e B(-1,5)

M = ( yb - ya ) / ( xb - xa ) = ( 5 - 1 ) / ( -1 - 4 ) = -4/-5 = 4/5

y - ya = m ( x - xa )

y - 1 = 4/5 ( x - 4 )

5y - 5 = 4x - 16

5y = 4x - 16 + 5

4x - 5y - 11 = 0