Hi, I've got some problems for homework and I'm not sure how to do this one:
Sum the series:
3^2 + 6^2 + 9^2 + ... + 2997^2 + 3000^2
Could someone please explain how it's done?
Originally Posted by sstr
CENSORED BY AUTHOR because this is one of the questions in an enrichment
series (problem 5 in the take home Noether Student problems for the 2006
Nerichment program run by the Australian MAthematical Olympiad Committee)