I need help in calculus 2?

.I solved this problem but unfortunately I got it wrong. Can anyone help do this problem with the explanation. Find the volume of the solid obtained by rotating the region under the graph of the function f(x)=x^(2)−4x about the x-axis over the interval [0,4]. V= >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> Thanks u so much for those who help do the problem