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6-64.

Estimate A(f(x) = , 1 ≤ x ≤ 5) using 8 midpoint rectangles. Use sigma notation to show the sum of the areas. Homework Help ✎

Determine the width of each rectangle.

Find the midpoint for each rectangle.

x0 = 1.25, x1 = 1.75, ...

Use sigma notation to show the sum of the areas of the 8 rectangles.