I'm working on putting sequences in formulas. . not sure what this means
I have the sequence: .
I see the difference in exponents is Plus 2,
but how do I get the negative and positive terms?
If you are working with Geometric Series, then you want to identify
. . the first term , and the common ratio,
In this problem, the first term is , the common ratio is
If you are trying to write the general term for the series, ,
. . it looks like this: .