Consider the area of the surface generated by revolving the curve on the indicated interval about the yaxis. Using the denition of the area of a surface of a revolution where y 2 x), find the radius r'(x] and J"(x}. nix] f'(x] ,OSXS4 Write and evaluate the denite integral that represents the area of the surface generated by revolving the curve on the indicated interval about the y-axis. ell FPS