Sunday

November 23, 2014

November 23, 2014

Posted by **sonia** on Friday, October 23, 2009 at 12:52am.

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 -
**MathMate**, Friday, October 23, 2009 at 3:30pmYou're close, perhaps it's a matter of numerical errors.

Can you show your work?

Did you start with:

A=2π∫4:7∫0:1/x²[3+y] dy dx

I got 0.6471π

**Answer this Question**

**Related Questions**

Calculus I don't understand - Find the volume of the solid obtained by rotating ...

math - Find the volume of the solid obtained by rotating the region bounded by ...

Calculus [rotation of region bounded by curves] - Find the volume of the solid ...

math - Find the volume of the solid obtained by rotating the region bounded by ...

calculus edit - 1. Find the volume formed by rotating the region enclosed by x=...

Math - Find the volume V of the solid obtained by rotating the region bounded by...

Calculus - 1. Find the volume formed by rotating the region enclosed by x=5y and...

Calc2 - Find the volume of the solid obtained by rotating the region bounded by ...

Calc - find the volume of the solid obtained by rotating the region bounded by ...

calculus - Find the volume of the solid obtained by rotating the region bounded ...