Kindly show how it is solved in complete detail. Answer is included

Centroids of Solids of Revolution

1. Find the centroid of the solid bounded by = and =if it was revolved around the x-axis [answer = (,) = (58,0)]

2. Find the centroid of the solid bounded by = and =if it was revolved around the y-axis [answer = (,) = (0,12)