" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a = 1
b = 2 - 1 = 1
Sn = ⁿ/₂ . (2a+(n-1)b)
S₈ = ⁸/₂ . (2(1)+(8-1)1)
S₈ = 4 . (2+7(1))
S₈ = 4 . (2+7)
S₈ = 4 . 9
S₈ = 36 ← jawaban
tanda titik (.) = kali
Semoga membantu ツ