" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
a + u2 + u3 = 12
a + u3 = 12-4
a + u3 = 8
1/a + 1/4 + 1/u3 = 11/12
1/a + 1/u3 = 11/12 - 3/12
1/a + 1/u3 = 8/12
dilihat dari 2 persamaan diatas maka :
a = 2 u3 = 6
bilangan tsb= 2,4,6
b = u2 - a = 4-2=2