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OpenStudy (anonymous):
What is the sum of the geometric sequence 1, 3, 9, … if there are 12 terms?
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OpenStudy (anonymous):
Anyone know?
OpenStudy (anonymous):
S = 1 + 3 + 9 + 27 + 81 + 243 + 729 + 2187
OpenStudy (anonymous):
fine?
OpenStudy (anonymous):
n->8 ;) continue 12 terms (n)
OpenStudy (anonymous):
Thank you so much ;)
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