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Mathematics 12 Online
OpenStudy (yuii):

What is the explicit rule for this geometric sequence? http://prntscr.com/dg4w6g

OpenStudy (tkhunny):

Start from the top. Pick n = 1 and see if you get \(a_{1}\). Throw out everything that doesn't work.

OpenStudy (yuii):

How do I do that?

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