by StaceyKoprince Tue Jan 13, 2009 10:44 pm
They can be, yes. They are not super common, but you could see one. (And there are some in the OG books, but they don't look like the classic arithmetic / geometric sequence problems that you saw in your math classes.)
Stacey Koprince
Instructor
Director, Content & Curriculum
ManhattanPrep