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Volumes by Disk Method
Grade Level
Calculus I
CAL1.128 Volumes by Disk Method
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The region to the right of the y-axis and left of x = e
y
for 0 <= y <= 1 is revolved around the y-axis. Select the disk-method integral setup and resulting volume.
A
pi*int_{0}
1
(e
y
) dy = pi*(e - 1)
B
pi*int_{0}
1
(e
y
)
2
dy = pi*(e
2
- 1)/2
C
2*pi*int_{0}
1
(e
y
) dy = 2*pi*(e - 1)
D
pi*int_{0}
1
(e
y
)
2
dy = pi*(e
2
- 1)
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