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Mathematics 7 Online
OpenStudy (butterflyhope):

Urgent *will medal*: Can someone please explain arithmetic and geometric sequences to me? For example, A1 = 6; An = 5a n - 1? Thanks c:

OpenStudy (nermaljean99):

http://www.purplemath.com/modules/series3.htm This could help!

OpenStudy (butterflyhope):

Thanks :)

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