Jawabanmu

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2014-03-24T22:14:50+07:00
A = 16 ; r = 1/2
S~ = a/(1-r)
     = 16/(1-1/2)
     = 16/(1/2) = 32
1 5 1
2014-03-24T22:15:47+07:00
R = 8/16 = 1/2
S =  \frac{a}{1-r}

   =  \frac{16}{1-1/2}
   =  \frac{16}{1/2}
   = 32