" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
U1 = 1-4+7 = 4
U2= 4-8+7 = 3
U3 = 9-12+7 = 4
U4 = 16-16+7 = 7
U5 = 25-20+7 = 12
U5 = - 4(5) + 7
U5 = 25 - 20 + 7
U5 = 5 + 7
U5 = 12
cara mencari U1- U4 sama dengan yang diatas