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Area, Volume, and Arc Length
Area, Volume, and Arc Length
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Page (2 of 2) Exercises:   1    2  
Exercise 2

Let R be the region bounded by the graph y = 2xx2 and the x axis.

(a) Sketch the solid obtained by rotating R around the y-axis.

(b) Is it easier to use washers or shells to find the volume of the solid you drew in (a)? Why?

(c) Write an integral expression for the volume of the solid you drew in (a).


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