Posted by sonia on Friday, October 23, 2009 at 1:20am.
Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis.
y=1/x^2 y=0 x=4 x=7;
about y=–3
i integrated and plugged in values for x and got .61 *pi this is not the right answer been trying for hours please help!

math  Reiny, Friday, October 23, 2009 at 8:06am
Look at this question by Jessica a while back
http://www.jiskha.com/display.cgi?id=1256086859
In structure, it is identical to yours.
perhaps you can print it out, and follow the steps.
Let me know how you made out.
Btw, I got .647pi or 2.033