Intermediate Algebra (11th edition)

Simplify.

30. 
    
    
    
    31. 
        
    
    
    
    

Solve.

32. 
    
    
    
    33. 
        
    
    
    
    

34.Simplify. 35.Multiply.

36.Find if. 37.Graph.

38.Solve. 39.Graph.

40.Solve.

Graph.

41. 
    
    
    
    42. 
        
        
        
        43. 
            
        
        
        
        
    
    
    
    

44.Solve the system

45.Find the equation of a circle with center at and radius 9.

46.Write the first five terms of the sequence defined by.

47.Find each sum.

(a)The sum of the first six terms of the arithmetic sequence with and

(b)The sum of the geometric series

48.Find the sum.

49.Use the binomial theorem to expand.

50.What is the fourth term in the expansion of A 3 x^4 -^12 y^2 B^5?

12 a- 125

a

4

i= 1

3 i

15 - 6 +^125 -^2425 +Á

a 1 = 8 d= 2

an= 5 n- 12

1 - 5, 12 2

xy=- 5

2 x+y=3.

x^2 - y^2 = 9

x^2

9

+

y^2

25

ƒ 1 x 2 = 21 x- 222 - 3 = 1

log 8 x+log 8 1 x+ 22 = 1

32 x-^1 = 81 y=log1/3 x

g 1 x 2 =a

1

3

b

x

ƒ-^11 x 2 ƒ 1 x 2 = 9 x+ 5

5272 - 4250 18 + 3 i 218 - 3 i 2

6 x^2 + 5 x= 8

4

x- 3

-

6

x+ 3

=

24

x^2 - 9

5

p^2 + 3 p

-

2

p^2 - 4 p

x^2 - 16

x^2 + 2 x- 8

,

x- 4

x+ 7

CHAPTERS 1–12 Cumulative Review Exercises 713