" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
U3 = a + 2b
U5 = a + 4b
U3+U5 = -8
[a+ 2b] + [a + 4b] = -8
2a + 6b = -8...... (pers.1)
U8 = 0
a + 7b = 0...... (pers 2)
eliminasi pers 1 dan 2
2a + 6b = -8 (x7) => 14a + 42b = - 56
a + 7b = 0 (x6) => 6a + 42 b = 0
eliminasi, menjadi :
8a = -56
a = -7