2. Refer to the figure and find the volume obtained by rotating the given region about the specified line. R2 about BC а. R3 about OC C(0, 1) R2 B(1, 1) b. y = Vr R3 A(1, 0)

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter9: Surfaces And Solids
Section9.3: Cylinders And Cones
Problem 25E
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2. Refer to the figure and find the volume obtained by rotating the given region about the
specified line.
R2 about BC
а.
yA
В(1, 1)
R3 about OC
C(0, 1)
R2
b.
y = %
R3
A(1, 0)
Transcribed Image Text:2. Refer to the figure and find the volume obtained by rotating the given region about the specified line. R2 about BC а. yA В(1, 1) R3 about OC C(0, 1) R2 b. y = % R3 A(1, 0)
Expert Solution
Step 1

a)

Given that, the radius r=1-x4 and the region is lies between a=0 and b=1.

Obtain the area of  the region  R2.

Ax=π1-x42=π1+x+2x4=π1+x12+2x14

 

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