Finding limit of sum using Riemann Sums

[hali]

Find the limit limn→∞∑i=1 i/n^2+i^2 by expressing it as a definite integral of an appropriate
function via Riemann sums


...?

 

[HallsofIvy]

Okay, exactly what difficulty are you having? Do you know what a "Riemann sum" is and how it is connected to an integral?

 

[hali]

Exactly, no idea what it is :/