Question

find the volume of the solid that results when the region enclosed by y=sqrtx, y=0 and x=9 is revolved about the line y=3

Answer 1

sketch sketch sketch!!

Answer 2

lol i did im just having trouble setting up the problem

Answer 3

which method do you prefer?

Answer 4

umm v=integral [u(y)]^2 dy [d,c]

Answer 5

oh sorry [c,d]

Answer 6

You can't use disk.

Answer 7

It's either shell or washer

Answer 8

hmm washer then

Answer 9

ok what is the outer radius?

Answer 10

um idk