nlc review

1. If 2a is the common monomial factor of (2a³ + 4a). What is the remaining factor?

• a. 2a + 2               

• b. 2a² + 2a             

• c. a² + 2

• d. a² + 2a

1. Find the missing terms: (b +___)(b +___) = b² + 3b + 2

• a.  1 and 2            

•   b.   -1 and 2                      

•    c.  1 and -2            

• d.  -1 and -2

1. The area of the rectangle is x ²- x - 20 square units. If the length is x + 4, which expression represent the width?

• a. x - 5        

• b. x - 10     

• c. x + 5

•    d. x - 4

1. Which of the following are NOT factors of 8x³y²?

• a.  (4xy)(2x²y)    

•     b.  (8x³)(y²)             

•     c.  (8)(x³y²)      

•     d.  (2xy²)(4x²y)

Simplify  

• a.     ¾               

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Simplify

• a. a - 9       

• b. a + 3       

• c. a + 9

• d. a - 3

1. The denominator of a fraction is 4 more than the numerator. If both the numerator and denominator of the fraction is increased by 1, the result is 1/2. What is the fraction?

• a. 4/9          

• b. 3/5          

• c. 2/5

• d. 3/7

• a.  (x + 3)(x – 3)        

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  b.  (x - 3)              

•   c.   (x + 3)(x – 3)²    

• d.   (x – 3)

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1. On which quadrant is the abscissa positive and the ordinate negative?

• a.      I  

•   b.     II 

• c.    III   

• d.  IV