HELP PLEASE!! Can someone list for me all the formulas that have to do with finding series and sequences, and which ones are arithmetic and which are geometric? i know of three...i just need clarity, test tomorrow!

Question

anonymous · Answer

@ghazi

anonymous · Answer

I dont understand when to use a geometric and when to use the arithmetic formula aswell

precal · Answer

arithmetic are used on arithmetic sequences only

precal · Answer

geometric are used on geometric sequences only

ghazi · Answer

http://rbmix.com/math/progressions/seq.html

precal · Answer

http://home.windstream.net/okrebs/page131.html

anonymous · Answer

Thanks to the both of you this is great! I dont know who to give the medal too :(

precal · Answer

doesn't matter........good luck on your test

anonymous · Answer

thanks :)

precal · Answer

http://www.khanacademy.org/math/precalculus/v/sequences-and-series--part-1