1.   Simplify: 5 · 2³ − 4 · 3²  
    SOLUTION >>   
2.   Reduce:  
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3.   Simplify as much as possible:
2 − 5(7 − 4) − 6
 
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4.  

Each sequence shown here is an arithmetic sequence. Find the next two numbers in each sequence.

 
   
a.) 10, 16, 22,...
b.)
c.) 5, 0, 5,...
 
    SOLUTION >>  
5.  

Simplify and write in scientific notation:

 
    SOLUTION >>  
6.   Subtract:
(9x² − 3x + 5) − (4x² + 2x − 3)
 
    SOLUTION >>  
7.   Expand: (2x + 7)²  
    SOLUTION >>  
8.   Factor: x³ + 2x² − 9x − 18  
    SOLUTION >>  
9.   Factor: x² − xy − 12y²  
    SOLUTION >>  
10.   Factor: 27x³ + 125y³  
    SOLUTION >>