Dear Avery,


Your score in Exam 2 is  71 out of 100

Everything was right except

#1: not submitted
:-10 points

#5: you integrated over the whole sphere
not over the part x,y,z>0
:-5 points

#7(d): wrong way
:-4 points

#9: wrong way (see posted solution)
: -10 points


Best wishes,

  Dr. Z.