" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x - b/a = 5/2
x = 5/2 sub ke y = (5/2)^2 - 5(5/2) + 4 = - 9/4
tik balik = ( 5/2 , -9/4)