Jawapan

Jawapan Paling Bijak!
  • Pengguna Brainly
2016-01-22T18:15:01+08:00
T1 = 100
T2 = 50
Sn > 195

a = 100
r = 50/100
  = 1/2

195  < 100 ( 1/2^n -1 )
1.95 < 1/2^n - 1
3.9   < n - 2
5.9   < n
n = 6
2 5 2