7-5 Select the Show Rectangles and Show Area Values options. Select f(x) = 2x+5

Question

7-5

Select the Show Rectangles and Show Area Values options. Select f(x) = 2x+5 from a =0 to b = 4 Approximate the area under the curve with 4 rectangles using the left-hand endpoint, the right-hand endpoint and the midpoint The actual area is 36. Which approximation gave the closest estimate? (Use the interactive figure to find your answer Change the sensitivity of the slider by pressing the Alt key when moving the slider.) Using the left-hand endpoint the approximate area is . Using the right-hand endpoint, the approximate area is . Using the midpoint, the approximate area is . The gave the closest estimate.

Explanation / Answer

- Left hand endpoint

-Midpoint

- Right hand endpoint

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