Question 1

Determine whether the two given lines are parallel, perpendicular, or neither.
-

Accepted Answer

A)  parallel 
B)  perpendicular 
C)  neither 
A)  parallel 
B)  perpendicular 
C)  neither

Question 2

For the pair of functions, find (f + g)(x), (f + g)(a) and (f + g)(2).
-

Accepted Answer

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

Question 3

Solve the problem.
-In 1995, the average annual salary for elementary school teachers was $24,269. In 2000, the average annual salary for elementary school teachers was $28,148. Let S be the average annual salary in the year x, where x = 0
Represents the year 1995.
a) Write a linear function that models the average annual salary for elementary school teachers in terms of year x.
b) Use this function to determine the average annual salary for elementary school teachers in 1998.

Accepted Answer

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

Question 4

The graph below shows the percentage of students enrolled in the College of Engineering at State University. Use the
graph to answer the question.  
-In what year were 20% of the students at State University enrolled in the College of Engineering?

Accepted Answer

A)  1990 
B)  1975 
C)  1980 
D)  1985 
A)  1990 
B)  1975 
C)  1980 
D)  1985

Question 5

Find the equation of a line with the properties given. Write the equation in the form indicated.
-Through (0, 0) and parallel to the line through the points (9, -8) and (-8, 7); standard form

Accepted Answer

A)  15x + 17y = 0 
B)  17x - 15y = 31 
C)  -17x + 15y = 0 
D)  -15x + 17y = -1 
A)  15x + 17y = 0 
B)  17x - 15y = 31 
C)  -17x + 15y = 0 
D)  -15x + 17y = -1

Determine whether the two given lines are parallel, perpendicular, or neither. -

For the pair of functions, find (f + g)(x), (f + g)(a) and (f + g)(2). -

The graph below shows the percentage of students enrolled in the College of Engineering at State University. Use the graph to answer the question. -In what year were 20% of the students at State University enrolled in the College of Engineering?

Find the equation of a line with the properties given. Write the equation in the form indicated. -Through (0, 0) and parallel to the line through the points (9, -8) and (-8, 7); standard form

Real Numbers

Solving Linear Equations and Inequalities

Applications of Algebra

Graphing Linear Equations

Exponents and Polynomials

Factoring

Rational Expressions and Equations

Systems of Linear Equations

Inequalities in One and Two Variables

Roots, Radicals, and Complex Numbers

Quadratic Functions

Exponential and Logarithmic Functions

Conic Sections

Sequences, Series, and the Binomial Theorem

Appendix Review of Decimals and Percent

Filters

Exam 8: Functions and Their Graphs