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Mathematics 51 Online
OpenStudy (anonymous):

Find the volume of the solid formed when the area bound by the curve y=4-x^2 and the x axis is rotated one complete revolution about the y axis

OpenStudy (anonymous):

first find the critical points and use integration

OpenStudy (amistre64):

or just consider one side of it

OpenStudy (anonymous):

can you just tell me the answer , because i am getting the wrong answer. I got 16 pi units but the answer is 8 pi units and i don't know where i went wrong.

OpenStudy (anonymous):

*units ^3

OpenStudy (amistre64):

please dont ask for "just an answer"

OpenStudy (amistre64):

|dw:1342094312271:dw| this can be done by shells or disks; which way are you most comfortable with?

OpenStudy (amistre64):

i think i know why youre twice as big as the answer; your prolly integrating the whole thing across

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