FIND
Asked by
| 23rd Sep, 2008,
10:23: PM
Expert Answer:
let Sn denote the sum of n terms
S1 = a1 = 8 = a =first term
S2 = a1+a2 = 22 ==> a2 = 14
d = a2 -a1 = 6
so 164 = a+(m-1)d
164 = 8 +(m-1)6
m = 27
Answered by
| 24th Sep, 2008,
12:33: AM
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