http://www.math.wsu.edu/faculty/remaley/440su11pro...

Problem number 7 in the link above I need help with, please show complete full detail with what equations you used, so I can follow along to be able to do other similar problems as this.

The link below is the fully copy of the textbook and this is from Chapter 12.4 pg 553

http://www.slideshare.net/ChukwunonsoArinze/advanc...