10. Evaluate the definite integral below by using the definition of the definite integral (i.e. with a limit of ruemann sums using right endpoints.) (2²-7x)dx You may find the following formulas useful: Σ i=1 n²(n + 1)² 4 T i=1 n(n+1)(2n +1) 6 1 Σ i=1 - n(n+1), i M n Σε i=1 c=cn

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