Solutions to Homework 2

• Problem 2-1

  

• Problem 2-2

  

• Problem 2-3

  

• Problem 2-4

  

• Problem 2-5

  

• Problem 2-6

  

• Another solution of problem 2-6

  

• Problem 2-7

  

• Another solution of problem 207

  

• Reconciling the two solutions