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Mathematics 20 Online
OpenStudy (anonymous):

Show that the curve y=4x-x^2 is symmetric about the line x=2. Sketch the area in the first quadrent bounded by this curve and the x-axis. Find the volume of the solid when this area is revolved through 360 degrees. a)about the x-axis b)about y-axis

OpenStudy (anonymous):

i just need help setting it up

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