Consider the curve segments: S1: y = x from x = 1 to x = 2 and 1 S2: y = Vx from x =to x = 4. Set up integrals that give the arc lengths of the curve segments by integrating with respect to y. 1 -dy and the length of the second segment is L2 = 4y /Vi+ 4y°dy. The length of the first segment is L¡ = 2. 2 The length of the first segment is L¡ = IV1+ 4y?dy and the length of the second segment is L2 = 1 1+dy. 2. I+dy and the length of the second segment is L2 = 4y V1+4y°dy. The length of the first segment is LĮ The length of the first segment is L¡ = VI + 2ydy and the length of the second segment is L2 = 2y 4 1 1+dy. 2y The length of the first segment is L¡ = | VI+2ydy and the length of the second segment is L2 =

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 23E
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Consider the curve segments:
1
$1: y = x from x =to x = 2 and
2
1
$2: y = 1/x from x = to x = 4.
Set up integrals that give the arc lengths of the curve segments by integrating with respect to y.
The length of the first segment is L¡ =
1
-dy and the length of the second segment is L, =
1
The length of the first segment is L =
+ 4y dy and the length of the second segment is L2 =
+
-dy.
2y
4
1
-dy and the length of the second segment is L2 =
4y
/ V1 + 4y dy.
The length of the first segment is L =
1 +
The length of the first segment is L =
VI + 2ydy and the length of the second segment is L2 =
+
1
The length of the first segment is Lj =
IVI+ 2ydy and the length of the second segment is L2 =
1 +
dy.
2y
Transcribed Image Text:Consider the curve segments: 1 $1: y = x from x =to x = 2 and 2 1 $2: y = 1/x from x = to x = 4. Set up integrals that give the arc lengths of the curve segments by integrating with respect to y. The length of the first segment is L¡ = 1 -dy and the length of the second segment is L, = 1 The length of the first segment is L = + 4y dy and the length of the second segment is L2 = + -dy. 2y 4 1 -dy and the length of the second segment is L2 = 4y / V1 + 4y dy. The length of the first segment is L = 1 + The length of the first segment is L = VI + 2ydy and the length of the second segment is L2 = + 1 The length of the first segment is Lj = IVI+ 2ydy and the length of the second segment is L2 = 1 + dy. 2y
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