Given that n is a whole number, what is the next expression in this series of expressions, each of which is valid for all n?
If the next expression in the series is: 128n^4+224n^3+120n^2+20n+1
and the one after that is: 512n^5+1152n^4+896n^3+280n^2+30n+1;
then what is the one after that?
Edited on June 26, 2011, 11:19 am
Posted by broll
on 2011-06-26 11:18:29