7.Let R be the region bounded by y= 2-x2 on the x-axis and the y axis. The solid obtained by rotating R about the line y = -2 appears below. Find the volume of the solid. Hint: dV has the shape of a washer. a= 0  b= ? f(x)=  Volume = ∫ba f(x)dx =

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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7.Let R be the region bounded by y= 2-x2 on the x-axis and the y axis.

The solid obtained by rotating R about the line y = -2 appears below.

Find the volume of the solid.

Hint: dV has the shape of a washer.

a= 0 

b= ?

f(x)= 

Volume = ∫bf(x)dx =

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