" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a²-b² = 6 … (2)
persamaan (1) disubtitusikan ke persamaan (2)
a²-b² = 6
(a+b) (a-b) = 6 (selisih dua kuadrat)
(a+b) 2 = 6
a+b = 6/2
a+b = 3