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OpenStudy (anonymous):
(a) Estimate the area under the graph of f(x) = cos x from x=0 to x=pi/2, using four approximating rectangles and right endpoints. Is this estimate an overestimate or an underestimate? (b) Repeat part (a) using left endpoints.
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OpenStudy (anonymous):
can any one please help me in understanding the concept of integrals to solve the surface area poblems. i really need help
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