" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
m=-a/b = -3/5
5y=-20-3x
y=-4-3/5x
gradiennya -3/5
tegak lurus, maka m*-3/5=-1
maka m=5/3