any one here good with finding area of surface of revolution or arc length in polar coordinate system?
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I finally got one of the problems I was working on. Now stuck on find the length of the curve over the given interval.
r=8(1+cos theta) [0, 2pi]
r=8+8 cos theta
r`=-8 sin theta
Arc length= 2
I am stuck at this point.
Last edited by tukeywilliams; July 25th 2007 at 04:38 PM.
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