Question 1

Simplify.
-

Accepted Answer

A)    
B) -   
C)    
D)    
A)    
B) -   
C)    
D)    D

Question 2

Find the LCM by factoring.
-15, 36

Accepted Answer

A) 36 
B) 180 
C) 51 
D) 540 
A) 36 
B) 180 
C) 51 
D) 540 B

Question 3

Find all numbers for which the rational expression is not defined.
-

Accepted Answer

A) b = 9 
B) None 
C) b = -9 
D) b = 0 
A) b = 9 
B) None 
C) b = -9 
D) b = 0 C

Question 4

Add or subtract. Then simplify. If a denominator has two or more factors (other than monomials), leave it in factored form. Express the answer using the denominator of the first fraction when applicable.
-

Accepted Answer

A) 0 
B)    
C)    
D)    
A) 0 
B)    
C)    
D)

Question 5

Add. Find the LCD first.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 6

Find the LCM.
-

Accepted Answer

A) m(x - 2)(m + 5) 
B)    
C)    
D) m(m + 3)(m + 5) 
A) m(x - 2)(m + 5) 
B)    
C)    
D) m(m + 3)(m + 5)

Question 7

Simplify.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 8

Multiply and simplify.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 9

Find all numbers for which the rational expression is not defined.
-

Accepted Answer

A) a = -2 
B) a = 0 
C) a = 2 
D) None 
A) a = -2 
B) a = 0 
C) a = 2 
D) None

Question 10

Add. Find the LCD first.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 11

Add or subtract. Then simplify. If a denominator has two or more factors (other than monomials), leave it in factored form. Express the answer using the denominator of the first fraction when applicable.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 12

Find the LCM by factoring.
-9, 18, 27

Accepted Answer

A) 27 
B) 486 
C) 54 
D) 18 
A) 27 
B) 486 
C) 54 
D) 18

Question 13

Divide and simplify.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 14

Add or subtract. Then simplify. If a denominator has two or more factors (other than monomials), leave it in factored form. Express the answer using the denominator of the first fraction when applicable.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 15

Add. Find the LCD first.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 16

Find the LCM.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 17

Multiply to obtain an equivalent expression. Do not simplify.
-

Accepted Answer

A) x + 100 
B)    
C)    
D)    
A) x + 100 
B)    
C)    
D)

Question 18

Find the LCM.
-

Accepted Answer

A)    
B) n + 9 
C)    
D) n(9 + n)(9 - n) 
A)    
B) n + 9 
C)    
D) n(9 + n)(9 - n)

Question 19

Find the LCM by factoring.
-24, 54, 27

Accepted Answer

A) 108 
B) 54 
C) 72 
D) 216 
A) 108 
B) 54 
C) 72 
D) 216

Question 20

Multiply and simplify.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Simplify. -

Find the LCM by factoring. -15, 36

Find all numbers for which the rational expression is not defined. -

Add. Find the LCD first. -

Find the LCM. -

Simplify. -

Multiply and simplify. -

Find all numbers for which the rational expression is not defined. -

Add. Find the LCD first. -

Find the LCM by factoring. -9, 18, 27

Divide and simplify. -

Add. Find the LCD first. -

Find the LCM. -

Multiply to obtain an equivalent expression. Do not simplify. -

Find the LCM. -

Find the LCM by factoring. -24, 54, 27

Multiply and simplify. -

Solving Linear Equations and Inequalities

Graphs, Functions, and Applications

Systems of Equations

Polynomials and Polynomial Functions

Radical Expressions, Equations, and Functions

Quadratic Equations and Functions

Exponential Functions and Logarithmic Functions

Conic Sections

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Exam 5: Rational Expressions, Equations, and Functions

Simplify. -

Find the LCM by factoring. -15, 36

Find all numbers for which the rational expression is not defined. -

Add or subtract. Then simplify. If a denominator has two or more factors (other than monomials), leave it in factored form. Express the answer using the denominator of the first fraction when applicable. -

Add. Find the LCD first. -

Find the LCM. -

Simplify. -

Multiply and simplify. -

Find all numbers for which the rational expression is not defined. -

Add. Find the LCD first. -

Add or subtract. Then simplify. If a denominator has two or more factors (other than monomials), leave it in factored form. Express the answer using the denominator of the first fraction when applicable. -

Find the LCM by factoring. -9, 18, 27

Divide and simplify. -

Add or subtract. Then simplify. If a denominator has two or more factors (other than monomials), leave it in factored form. Express the answer using the denominator of the first fraction when applicable. -

Add. Find the LCD first. -

Find the LCM. -

Multiply to obtain an equivalent expression. Do not simplify. -

Find the LCM. -

Find the LCM by factoring. -24, 54, 27

Multiply and simplify. -

Solving Linear Equations and Inequalities

Graphs, Functions, and Applications

Systems of Equations

Polynomials and Polynomial Functions

Radical Expressions, Equations, and Functions

Quadratic Equations and Functions

Exponential Functions and Logarithmic Functions

Conic Sections

Filters