Calculus III Problem Set 4 Spring 2000 Due 4/7/2000

Each problem is worth 5 points. Be clear and explain your work for full credit.
 
  1. Stewart section 11.3: 57
  2. Stewart section 11.4: 28
  3. Stewart section 11.4: 36
  4. Stewart section 11.5: 56


Extra Credit [2 points possible]: In one or two sentences of your own words, give a brief answer to the question "What is math?"