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CPT Review 4/17/01 

 

13 

14.  D  Expand: 

(

)

2

3

2

x

 

 

 

(

)

(

)(

)

9

12

4

9

6

6

4

3

2

3

2

3

2

2

2

2

+

+

x

x

x

x

x

x

x

x

 

 
 
15.  B 

Which of the following numbers is the smallest? 

 

 

Make all of the numbers have common denominators and compare. 

 

 

 

 

 

 

12

9

4

3

=

 

 

        

numerator

smallest 

 

 the

is

 

18

-

  

since

number 

smallest 

 

 the

is

 

This

   

   

12

18

2

3

=

 

 

12

12

1

=

 

  

12

8

3

2

=

 

 
 
16.  C 

Which of the following is the largest? 

 

Solve each absolute value and compare results.  Remember absolute value is     
always positive. 

 

 

3

3

2

5

=

=

  

 

 

3

3

5

2

=

=

 

 

 

7

7

5

2

=

=

 ?   This is the largest 

 

 

6

3

3

3

3

5

2

2

5

=

+

=

+

=

+

 

 
17.  A 

Solve:  

(

)

8

5

3

x

x

 

 

 

(

)

2

7

2

7

2

2

7

2

15

8

15

15

2

8

15

2

8

15

3

8

15

3

8

5

3

+

+

x

x

x

x

x

x

x

x

x

x

x

x

x

 

Comments:

40 questions on Algebra

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