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Mathematics 7 Online
OpenStudy (anonymous):

Don't understand which area to revolve. x=(-y^2)+4y x=0 y=1 rotate about y axis using disk/washer method. Please help?

OpenStudy (anonymous):

Alright. Revolve x=(-y^2)+4y around the y axis from y=1 to y=4. Do you need help with a step here?

OpenStudy (anonymous):

Nop, got it from here... Thanks man!

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