First, find the common ratioFind the sum of the geometric series.
a) in the series: .
We have: .
. . . .and: .
The common ratio appears to be: .
I posted a question last night but all that happened was I became even more confused.
The homework question is:
Find the sum of each geometric series.
a) S10 in the series $2500 + $2562.50 + $2626.56 + ...
now i would normally use the formula
tn= ar^n-1 except I do not know what tn equals. To find the ^n I need to know what tn is. Now can some one please help me.