2. Sketch the region Renclosed by the triangle with vertices (1, 0), (2, 1) and (1,1) and find the volume of the solid generated by revolving R about the y - axis. (Note: Use the variable of integration y)

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 41E: Find the exact lateral area of each solid in Exercise 40. Find the exact volume of the solid formed...
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2. Sketch the region R enclosed by the triangle with vertices (1, 0), (2, 1) and
(1,1) and find the volume of the solid generated by revolving R about the
y - axis. (Note: Use the variable of integration y)
3. Sketch the region R bounded by the graphs of x (y-1)2 and x = 9.
Use cylindrical shells to compute the volume of the solid formed by
revolving R about y = 5.
4. Evaluate
de
V20-02
5. Evaluate the integral by using trigonometric substitution.
x2
dx
Vx² -25
6. Evaluate the integral by partial fractions decomposition.
3x3 + 1
dx
x3 – x2 + x –1
Transcribed Image Text:2. Sketch the region R enclosed by the triangle with vertices (1, 0), (2, 1) and (1,1) and find the volume of the solid generated by revolving R about the y - axis. (Note: Use the variable of integration y) 3. Sketch the region R bounded by the graphs of x (y-1)2 and x = 9. Use cylindrical shells to compute the volume of the solid formed by revolving R about y = 5. 4. Evaluate de V20-02 5. Evaluate the integral by using trigonometric substitution. x2 dx Vx² -25 6. Evaluate the integral by partial fractions decomposition. 3x3 + 1 dx x3 – x2 + x –1
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