Use four rectangles to find an estimate of each type for the area under the given graph of f from x = 1 to x = 9. 1. Take the sample points from the left-endpoints. Answer: L4 20.8 2. Is your estimate L4 an underestimate or overestimate of the true area? Underestimate 3. Take the sample points from the right-endpoints. Answer: R4 25.4 4. Is your estimate R4 an underestimate or overestimate of the true area? Overestimate 5. Use the Trapezoid Rule with n = 4. Answer: T4 = 23.1 6. Is your estimate T4 an underestimate or overestimate of the true area? Overestimate 11

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Use four rectangles to find an estimate of each type for the area under the given graph of f from x = 1 to x = 9.
1. Take the sample points from the left-endpoints.
Answer: L4
20.8
=
2. Is your estimate L4 an underestimate or overestimate of the true area? Underestimate
3. Take the sample points from the right-endpoints.
Answer: R4=
=
25.4
4. Is your estimate R4 an underestimate or overestimate of the true area?
5. Use the Trapezoid Rule with n=
= 4.
Answer: T4
23.1
=
Overestimate
6. Is your estimate T4 an underestimate or overestimate of the true area? Overestimate
Transcribed Image Text:Use four rectangles to find an estimate of each type for the area under the given graph of f from x = 1 to x = 9. 1. Take the sample points from the left-endpoints. Answer: L4 20.8 = 2. Is your estimate L4 an underestimate or overestimate of the true area? Underestimate 3. Take the sample points from the right-endpoints. Answer: R4= = 25.4 4. Is your estimate R4 an underestimate or overestimate of the true area? 5. Use the Trapezoid Rule with n= = 4. Answer: T4 23.1 = Overestimate 6. Is your estimate T4 an underestimate or overestimate of the true area? Overestimate
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