Question 1

Add. Find the LCD first.
-

Accepted Answer

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

Question 2

Find the LCM.
-

Accepted Answer

A) r(r + 1)(r + 7) 
B)    
C) r(r + 7) 
D)    
A) r(r + 1)(r + 7) 
B)    
C) r(r + 7) 
D)

Question 3

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

Accepted Answer

A) b = -8 
B) b = 3 
C) b = 0 
D) b = 24 
A) b = -8 
B) b = 3 
C) b = 0 
D) b = 24

Question 4

Find the LCM by factoring.
-9, 15

Accepted Answer

A) 24 
B) 15 
C) 45 
D) 135 
A) 24 
B) 15 
C) 45 
D) 135

Question 5

Find the LCM.
-

Accepted Answer

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

Add. Find the LCD first. -

Find the LCM. -

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

Find the LCM by factoring. -9, 15

Find the LCM. -

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

Exam 5: Rational Expressions, Equations, and Functions

Add. Find the LCD first. -

Find the LCM. -

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

Find the LCM by factoring. -9, 15

Find the LCM. -

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