Three regions are defined in the figure. y C(0, 6) R₂ y=6√√x R3 B(1,6) R₁ y=6x O X A (1,0) Find the volume generated by rotating the given region about the specified line. 1 R₁ about AB A torus with radii r and R is a donut-shaped solid as shown in the figure. R (a) Set up, but do not evaluate, a definite integral for the volume of the torus. CE x) dy (b) By interpreting the integral as an area, find the volume V of the torus. V I

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 26E
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Three regions are defined in the figure.
y
C(0, 6)
R₂
y=6√√x
R3
B(1,6)
R₁
y=6x
O
X
A (1,0)
Find the volume generated by rotating the given region about the specified line.
1
R₁ about AB
Transcribed Image Text:Three regions are defined in the figure. y C(0, 6) R₂ y=6√√x R3 B(1,6) R₁ y=6x O X A (1,0) Find the volume generated by rotating the given region about the specified line. 1 R₁ about AB
A torus with radii r and R is a donut-shaped solid as shown in the figure.
R
(a) Set up, but do not evaluate, a definite integral for the volume of the torus.
CE
x) dy
(b) By interpreting the integral as an area, find the volume V of the torus.
V
I
Transcribed Image Text:A torus with radii r and R is a donut-shaped solid as shown in the figure. R (a) Set up, but do not evaluate, a definite integral for the volume of the torus. CE x) dy (b) By interpreting the integral as an area, find the volume V of the torus. V I
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