Question

calculus
http://prntscr.com/a94vf7

Answer 1

Is it \[\Pi \int\limits_{0}^{3}(x-3)^2dx\]?

Answer 2

No the volume = pi r^2 h where r = (x - 3^2 and h = dx

Answer 3

isn't that what I have?

Answer 4

no (x - 3)^2 squared = (x - 3)^4

Answer 5

ooh ok, I see, is that the only mistake?

Answer 6

yes

Answer 7

Thanks for the help!

Answer 8

yw This is the disk method for finding volumes of revolution.