Chapter 1, Exercises #1.22(b), 1.24(b), Problem #1.15

Chapter 2, Exercises #2.1(b), 2.3(b), 2.6(b), 2.8(b), 2.9(b), 2.11(b), 2.15(b)
 

1.22(b)
    
 

1.24(b)
    
 

1.15
    
 

2.1(b)
    
 

2.3(b)
    
 

2.6(b)
    

2.8(b)
    
 

2.9(b)
    
 

2.11(b)
    
 

2.15(b)