Posted by **CL** on Monday, March 1, 2010 at 7:26pm.

Given the expression Sn = n^2 + 2n for the sume of the first n terms of a series, determine

a) An expression, in simplified form, for Sn-1 in tmers of n

b) an expression, in simplified form, for the nth terms, tn in terms of n

## Answer This Question

## Related Questions

- Math - The first two terms in a geometric series is 12. The sum of the first ...
- Math - Find the general expression of the kth nonzero term in the taylor series ...
- Math - Find the general expression of the kth nonzero term in the taylor series ...
- math C2 sequences and series - The eight,fourth and second terms of an ...
- SeQuEnCeS and SeRiEs: HELP PLZ! - The first three terms of the sequence -8,x,y,...
- math help - the sum of the first two terms in a geometric series is 12. the sum...
- MATH - THE FIRST AND LAST TERMS OF AN ARITHMETIC SERIES IS 5 AND 61 RESPECTIVELY...
- math sequences and series - how do i solve the sum of the first two terms of an ...
- Taylor seires - f(x) =ln (1-x) a) Compute f'(x), f''(x), f'''(x). Spot the ...
- math - The sum of the 1st nine terms of an arithmetic series is 216. The 1st,3rd...

More Related Questions