I have scanned in Midterm 2:
http://www.me.berkeley.edu/~watchwrk/math128a/mid2.pdf
as well as my midterm 2 solutions:
http://www.me.berkeley.edu/~watchwrk/math128a/mid2solutions.pdf
My solutions were hastily scibbled while the test was being given, so
they may contain errors- please let me know if you find any, or if
anything needs to be explained in greater detail.
:-)
~Patch