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Mathematics 15 Online
OpenStudy (anonymous):

Integral question, find the volume of the solid by revolving the region about the y-axis: x=-y^2 + 4y

OpenStudy (anonymous):

The volume over what interval?

OpenStudy (anonymous):

And with respect to what? x or y?

OpenStudy (anonymous):

its from 1 to 4

OpenStudy (anonymous):

on the y-axis

OpenStudy (anonymous):

I keep getting 153pi/5

OpenStudy (anonymous):

but someone said they got 459pi/15, so i am just trying to figure what is right

OpenStudy (anonymous):

I don't understand is y a function of x or the other way around?

OpenStudy (anonymous):

|dw:1372474104110:dw|

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