5. consider the triangler plate below having base 3 units and height 2 units.. show that the centroid of 2 the given plate is located at ( x , g ) = ( 2 , 3 ) O 2 f( R ) = x.N 2- x revolved around x- axis from x= 0 to x= 2 Find the volume of the tank if both x and f ( x ) are measured in meters smart to 7. Evaluate improper integral