Again, apply the same trick used here: http://www.mathhelpforum.com/math-he...stion-2-a.html. these problems are all of similar type, you should only post one, get the method down, and then try the others yourself. you can then post them with your solutions to check
Last edited by mr fantastic; February 1st 2009 at 06:15 PM.
Reason: Changed URL to match new name of thread