Posted by **Kelly** on Thursday, August 11, 2011 at 7:38pm.

find an expression for the area under the graph of f(x)= (x^2)+x from x=2 to x=5 as a limit of a riemann sum (do not need to evaluate).

the answer i got was:

lim as x-> infinity of sigma from i=2 to n of (2+3i/n)^2+(3i/n)(3/n)

is this correct?

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