Use the half angle identity for sin² x. sin²(x) Hence, sin² x = ~ √₁² (₁²- V = π (1-sin²(x) 2 sin 2x 2 0 X X dx --x-sin 2 = [(x - sin(x) x )-(0)] The volume of the solid of revolution is V = 2 sin(x) X

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter10: Analytic Geometry
Section10.1: The Rectangular Coordinate System
Problem 40E: Find the exact volume of the solid that results when the region bounded in quadrant I by the axes...
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I need help with step 2 of this problem i did step 1 please help me fill in these blanks.

Step 2
Use the half angle identity for sin² x.
sin²(x)
Hence,
sin² x =
1
V = π
TC
==[x -
X
2
1-sin²(x)
sin 2x1T
2 0
T
= [(x - sin(x)
(π
2
The volume of the solid of revolution is V =
Submit Skip (you cannot come back)
dx
x ) - (0)]
2 sin(x)
x.
Transcribed Image Text:Step 2 Use the half angle identity for sin² x. sin²(x) Hence, sin² x = 1 V = π TC ==[x - X 2 1-sin²(x) sin 2x1T 2 0 T = [(x - sin(x) (π 2 The volume of the solid of revolution is V = Submit Skip (you cannot come back) dx x ) - (0)] 2 sin(x) x.
For the region bounded by the graphs of the equations, find the following.
y = sin(x), y = 0, x = 0, x = π
Exercise (a)
the volume of the solid formed by revolving the region about the x-axis
Step 1
The region is bounded by the graphs of the equations
y = sin x, y = 0, x = 0, and x = π.
V = π
Therefore,
AX
For the representative rectangle, the radius of the solid of revolution is
R(x) = sin(x)
= f*
y=sin(x)
sin (x)
According to the disk method, the volume of the solid of revolution, when the area is revolved about the x axis is
"b
2
= * [° [ R(x)] ².
V = π
A
(sin(x))
ke 100
SO
R(x)
2
dx.
dx.
Transcribed Image Text:For the region bounded by the graphs of the equations, find the following. y = sin(x), y = 0, x = 0, x = π Exercise (a) the volume of the solid formed by revolving the region about the x-axis Step 1 The region is bounded by the graphs of the equations y = sin x, y = 0, x = 0, and x = π. V = π Therefore, AX For the representative rectangle, the radius of the solid of revolution is R(x) = sin(x) = f* y=sin(x) sin (x) According to the disk method, the volume of the solid of revolution, when the area is revolved about the x axis is "b 2 = * [° [ R(x)] ². V = π A (sin(x)) ke 100 SO R(x) 2 dx. dx.
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