Approximate the area under the curve and above the x-axis using n rectangles. Let the height of each rectangle be given by the value of the function at the right side of the rectangle.f(x) = 5x - 1 from x = 1 to x = 4; n = 2

A. 55.75
B. 35.75
C. 25.75
D. 45.75


Answer: D

Mathematics

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