I've just noticed that arithmetic and geometric series are completely absent from tutorials in the OG and Kaplan Premier, yet they do appear on the test. Does anyone know of any good online resources that explain these topics in detail? I don't have access to a bookstore so I can't go that route 
I think Arithemetic series is covered in GMAT but havenot seen GS.joannabanana wrote:I've just noticed that arithmetic and geometric series are completely absent from tutorials in the OG and Kaplan Premier, yet they do appear on the test. Does anyone know of any good online resources that explain these topics in detail? I don't have access to a bookstore so I can't go that route
I dont think OG has it
any way why dont you start from youtube math tutorials video.
It will definately help you to understand theory i guess
thanks
















