# Math Help - Limit of a Summation

1. ## Limit of a Summation

Evaluate the limit (as n approaches infinity) of
n
Σ(3(2i/n)^2-(2i/n))(2/n)
i=1

2. If I read that correctly, after a little algebra...

$\frac{2}{n^{2}}(3n^{2}+5n+2)$

What does that suggest?