" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= 2/3
m2 = -3/2
persamaan garis tegak lurus :
y-y1 = m(x-x1)
y+2 = -3/2(x-1)
y+2 = -3/2x + 3/2
2y + 4 = -3x +3
3x +2y +1 =0
karna tegak lurus, maka m1 = -1/m2 = -1/2/3 = -3/2
persamaan garis melalui titik (1,-2) adalah:
(y - (-2)) = -3/2 ( x - 1)
2(y+2) = -3(x -1)
2y+4 = -3x +1
3x + 2y + 3 = 0