Find the volume of the solid obtained by rotating the region enclosed by

**derrickd** · December 4th 2008, 10:46 AM

Find the volume of the solid obtained by rotating the region enclosed by
y = (x^2) − 1, y = 2x − 1 about y = 4 .

**derrickd** · December 4th 2008, 02:21 PM

bump

**skeeter** · December 4th 2008, 03:30 PM

find the imits of integration ...

$x^2-1 = 2x-1$

$x^2 - 2x = 0$

$x(x-2) = 0$

$x = 0$ ... $x = 2$

using the method of washers ...

$R(x) = 4 - (x^2-1)$

$r(x) = 4 - (2x-1)$

$V = \pi \int_0^2 [R(x)]^2 - [r(x)]^2 \, dx$

Thread: Find the volume of the solid obtained by rotating the region enclosed by

LinkBack

Thread Tools

Display

Find the volume of the solid obtained by rotating the region enclosed by

Similar Math Help Forum Discussions

[SOLVED] Volume of solid obtained by rotsting the bounded region

Find the volume of the solid formed by rotating the region..

Find the volume of the solid obtained by rotating...

Volume of a Solid Enclosed by a Region

Chk Work/Answer - Volume of the solid obtained by rotating R around the line

Search Tags