55 a Use Formula 10 2 6 to show that the area of the surface

Last updated: 3/4/2023

55 a Use Formula 10 2 6 to show that the area of the surface generated by rotating the polar curve r f 0 a 0 b where f is continuous and 0 a b 7 about the polar axis is S 2 r sin 0 b Use the formula in part a to find the surface area generated by rotating the lemniscate r cos 20 about the polar axis dr 10 do