So for the first one the answer is:
and for the second:
Sweet! That was actually very simple. You taught me how to solve these problems in a matter of seconds, whereas my prof couldn't do it in 2 hours. It really helps if you can see the problem being solved unambiguously with every little step shown. I think my prof tends to skip a bunch, and everything comes out muddy to me.
I appreciate the help Chris. Math Help Forum rules!