Question

Calcular a distancia entre as retas paralelas x-3y+6=0 e 2x-6+7=0

Answer 1

x-3y+6=0

2x-6y+7=0 :(2) => x-3y+3,5= 0

d= c-c'/√A²+B²

d=6-3,5/√1²+(-3)

d= 2,5/√10 => *(√10/√10)

d = 2,5 √10/10

d = √10/ 4 ✓