Homework Statement
i'm having trouble with these solid of revolution problems because a lot of them require you to find "length of the segment" before evaluating the problem. example:
a solid lies between planes perpendicular to x=-5 and x=5. the cross section in the xy plane is the ellipse...
Science fair is being held soon, 2-3 months I believe. Anyways, the school mandates that you participate if you are currently enrolled in a science class...I am not, I've attained all my science credits. Although I am not too happy since I really wanted to take Physics this year but I might have...