I have done these kind of problems before, but for some reason, the e is throwing me. Any help you could give me would be great! Thanks!

The region bounded by http://webwork2.math.utah.edu/webwor...3e0cc93ca1.png, http://webwork2.math.utah.edu/webwor...c80bad88c1.png, http://webwork2.math.utah.edu/webwor...c67fef88e1.png, and http://webwork2.math.utah.edu/webwor...9a70c4f3b1.png is revolved about the http://webwork2.math.utah.edu/webwor...22b824af51.png-axis. Find the volume of the resulting solid.