Given f(x) = x^2 + 3, find the exact area A of the region under f(x) on the interval [1, 3] by first computing
n
Σf(xi)Δx and then taking the limit as n-->∞.
i=1

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Finding Area Using Sums and Limits is investigated. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.

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