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posted by Anonymous Saturday, April 13, 2013 at 9:23pm.

Select the first five terms in the geometric sequence an= (2)^n-1, starting with ^n=1

a1 = 2^0 - 1 = 0 a2 = 2^1 - 1 = 1 a3 = 2^2 - 1 = 3 ...... etc

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