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Unless specified, all approximating rectangles are assumed to have the same width.
Evaluate the upper and lower sums for f(x) = 6 - x², -2 ≤x≤ 2,
with n = 2, 4, and 8. Illustrate each case with a sketch similar to the figure shown below. (Round your answers to two decimal places.)

Unless specified all approximating rectangles are assumed to have the same width Evaluate the upper and lower sums for fx 6 x 2 x 2 with n 2 4 and 8 Illustrate class=