Find the volume V of the solid obtained by rotating the region bounded by the given curves about the specified line. y = 7 sin(x), y = 7 cos(x), o s x s n/4; about y = -1 21 V = t 꼭 + 14V2

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
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Find the volume V of the solid obtained by rotating the region bounded by the given curves about the specified line.
y = 7 sin(x),
y = 7 cos(x), OsxS T/4;
about y = -1
V = T
+ 14V2
Sketch the region.
y
y
6
4
4
2
2
X
-0.4 -0.2
0.2
0.4
0.6
0.8
1.0
-0.5
0.5
1,0
1.5
y
4
2
2
-1.5
1.0
-0.5
0,5
1.0
-0.4 -0.2
0.2
0.4
0.6
0.8
1.0
Sketch the solid, and a typical disk or washer.
y
y
--0.4-0.2-!!
0.2. 04
0.6..0.8.1.0
--0.4 -0.2.
0.2...04..0.6..0.8..1.0
y
y
5
--0.4.-0.2.
0.2.
04
0.6..08.
1.0
-0.4--0.2.
0.2...04..0.6.
0.8.
1.0
Transcribed Image Text:Find the volume V of the solid obtained by rotating the region bounded by the given curves about the specified line. y = 7 sin(x), y = 7 cos(x), OsxS T/4; about y = -1 V = T + 14V2 Sketch the region. y y 6 4 4 2 2 X -0.4 -0.2 0.2 0.4 0.6 0.8 1.0 -0.5 0.5 1,0 1.5 y 4 2 2 -1.5 1.0 -0.5 0,5 1.0 -0.4 -0.2 0.2 0.4 0.6 0.8 1.0 Sketch the solid, and a typical disk or washer. y y --0.4-0.2-!! 0.2. 04 0.6..0.8.1.0 --0.4 -0.2. 0.2...04..0.6..0.8..1.0 y y 5 --0.4.-0.2. 0.2. 04 0.6..08. 1.0 -0.4--0.2. 0.2...04..0.6. 0.8. 1.0
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