ok ... you got it wrong.
It would help to show your integral set-up, antiderivative, and evaluation using the FTC.
A tank in the shape of an inverted right circular cone has height 6 meters and radius 4 meters. It is filled with 4 meters of hot chocolate. Find the work required to empty the tank by pumping the hot chocolate over the top of the tank. The density of hot chocolate is
I know how to do these problems.
find the volume of a slice and times 9.8 m/s^2 and by 1070kg, etc ect
but I keep getting the wrong answer.