Create an explicit formula for the geometric sequence. 1/3, -1, 3, -9,...
The formula for the geometric sequence 1/3, -1, 3, -9,... is a(n) = a(1)r^(n-1) = 1/3 * (-3)^(n-1) = [-(-3)^n]/9
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Asked 4/23/2014 4:06:33 PM
Updated 5/20/2014 9:22:18 PM
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3
The formula for the geometric sequence 1/3, -1, 3, -9,... is a(n) = a(1)r^(n-1) = 1/3 * (-3)^(n-1) = [-(-3)^n]/9
Added 5/20/2014 9:22:18 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [5/20/2014 9:41:25 PM]

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