Thursday

July 31, 2014

July 31, 2014

Posted by **Ali** on Friday, November 30, 2012 at 6:33pm.

y=x^2

y=0

x=3

about the y-axis

- Calculus [Finding volume of solid] -
**Reiny**, Friday, November 30, 2012 at 6:47pmmake a sketch

this one is easier than the others you posted

volume about the y-axis

= π∫x^2 dy

= π∫y dy from y = 0 to 9

= π [ (1/2)y^2 ] from 0 to 9

= π (81/2 - 0)

= 81π/2

**Related Questions**

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

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

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

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

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

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

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

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

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

CALCULUS:) - Find the volume of the solid obtained by rotating the region ...