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jiang6117
02.07.2021 •
Mathematics
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Use cylindrical shells to find the volume of the solid generated by rotating the curve
y
=
9
ln
(
x
)
about the
x
-axis for
1
≤
x
≤
e
.
V
=
Solved
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Ответ:
Since these pools are similar, they have a scale factor that determines the ratio between each of the sides.
VR = 12
BF = 4
12 / 4 = 3
The scale factor = 3
WZ and TM are similar sides so,
7 * 3 = 21
a = 21