Let f(x) = 3 + 4x². (a) Estimate the area under the graph of f, the x-axis, and the lines x = -1 and x = 2 using three rectangles and a right endpoints. R3 = Improve your estimate by using six rectangles. R6 = Sketch the curve and the approximating rectangles for R3. y 0-1 15 10 5 1 2 X -1 1 15 10 1 2 Q -1 TES 15 10 ASK YOUR TI
Let f(x) = 3 + 4x². (a) Estimate the area under the graph of f, the x-axis, and the lines x = -1 and x = 2 using three rectangles and a right endpoints. R3 = Improve your estimate by using six rectangles. R6 = Sketch the curve and the approximating rectangles for R3. y 0-1 15 10 5 1 2 X -1 1 15 10 1 2 Q -1 TES 15 10 ASK YOUR TI
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
![Let f(x) = 3 + 4x².
(a) Estimate the area under the graph of f, the x-axis, and the lines x = -1 and x = 2 using three rectangles and a right endpoints.
R3 =
Improve your estimate by using six rectangles.
R6 =
Sketch the curve and the approximating rectangles for R3.
y
0-1
15
10
5
1
2
X
-1
1
15
10
1
2
Q
-1
TES
15
10
ASK YOUR TI](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8da5c625-81d8-4db3-9f61-2b28dd7af5ea%2F50421444-a777-4680-ad54-16fac646cdf4%2Fpaw2geb_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Let f(x) = 3 + 4x².
(a) Estimate the area under the graph of f, the x-axis, and the lines x = -1 and x = 2 using three rectangles and a right endpoints.
R3 =
Improve your estimate by using six rectangles.
R6 =
Sketch the curve and the approximating rectangles for R3.
y
0-1
15
10
5
1
2
X
-1
1
15
10
1
2
Q
-1
TES
15
10
ASK YOUR TI
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