Posted by Embraced on Saturday, January 21, 2012 at 6:37pm.
What is the sum of a geometric series with first term a1= 2, a common ratio r of 2 and the number of terms, n, equal to 4.

Algebra 2  Steve, Sunday, January 22, 2012 at 11:04am
sequence is 2,4,8,16
sum = 30
just FYI the series is the sequence of partial sums of the sequence:
series = 2,6,14,30,...
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