Jawabanmu

2017-02-17T21:18:19+07:00
Diketahui :
r = 1/2
a = 8

maka :
Sn = (a(1 - rⁿ)) : (1 - r)
S10 = (8(1 - (1/2)¹⁰)) : (1 - 1/2)
S10 = (8(1 - 1/1024)) : (1/2)
S10 = (8(1024/1024 - 1/1024)) x 2
S10 = (8(1023/1024)) x 2
S10 = (1023/128) x 2
S10 = 1023/64
S10 = 15 63/64
S10 = 15,89
makasih atas bantuannya!
sama-sama