Mon 30 Sep, 2013 07:34 pm - You seem to be misunderstanding the difficult part of the problem. The 2pi is not the problem. Constants get pulled out. I need help evaluating remaining integral. I need help with finding the... (view)
Mon 30 Sep, 2013 12:19 pm - Thank you, though I am aware of the technique. I am having trouble evaluating the integral sqrt(1 +1/x). I need to know how to evaluate this integral to solve surface area of rotation.