I apologize for the inconvenience but number 2 is NOT correct. these are the ones i meant to type in.
2)
3)
I would like to thank everybody who tried to help me. Once again I apologize. These are both identities. I did some work on number 2 but then I got stuck. I do not understand number 3.
Thank You.
http://www.mathhelpforum.com/math-he...ease-help.html
This thread has the same questions.