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August 3, 2015

Homework Help: Calculus

Posted by Anonymous on Tuesday, September 20, 2011 at 8:16pm.

If S1 = 0.7 and S2 = 2.1 in geometric series, what would the sum of the first 12 terms in the series be?

I tried doing this, and I got 1.16 or something :S How exactly do I do this? Please tell me what formula to use. I was using the Sn = a(rn-1)/r-1

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