Rumus suku ke-n barisan bilangan : 4, 8, 12,16, 20.
Barisan 4 , 8,12,16
a = 4 b = 4
Un = a + ( n-1 ) b
= 4 + ( n- 1 ) 4
= 4 + 4n - 4
= 4n
Jadi Un = 4n
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Rumus suku ke-n barisan bilangan : 4, 8, 12,16, 20.
Barisan 4 , 8,12,16
a = 4 b = 4
Un = a + ( n-1 ) b
= 4 + ( n- 1 ) 4
= 4 + 4n - 4
= 4n
Jadi Un = 4n