Let C be the curve y = 4√√x for 2.1 ≤ x ≤ 4.8. 8 7 5 4 3 2 1 2 3 4 Find the surface area of revolution about the x-axis of R.
Let C be the curve y = 4√√x for 2.1 ≤ x ≤ 4.8. 8 7 5 4 3 2 1 2 3 4 Find the surface area of revolution about the x-axis of R.
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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Transcribed Image Text:Let C be the curve y = 4√√x for 2.1 ≤ x ≤ 4.8.
8
7
5
4
3
2
1
2
3
4
Find the surface area of revolution about the x-axis of R.
Transcribed Image Text:Surface area =
f(x) =
4.8
[ f(x) dx where
2.1
Now integrate to find surface area =
4.8
[1³ f(x) dx = [
2.1
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