Question

determine a que distancia esta o ponto A (-2, 3) da reta t: 4x+3y-2=0

Answer 1

d= | 4x+3y-2| /√4^2+3^2

d= | 4*(-2)+3*3-2|/√16+9

d= | -8+9-2|/√25

d= | -10+9|/5

d= |-1|/5

d= 1/5