Question 1

Provide an appropriate response.
-The set of of a relation is called the domain of the relation.

Accepted Answer

A)  independent 
B)  ordered pairs 
C)  x-coordinates 
D)  y-coordinates 
A)  independent 
B)  ordered pairs 
C)  x-coordinates 
D)  y-coordinates

Question 2

Solve the problem.
-The following graph shows the private, public and total national school enrollment for students for select years from 1970 through 2000.   i) How is the graph for total school enrollment, T, determined from the graph of the private enrollment, r, and the
Public enrollment, u?
Ii) During which 10-year period did the total number of students enrolled increase the least?
Iii) During which 10-year period did the total number of students enrolled increase the most?

Accepted Answer

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

Question 3

Solve the problem.
-Sue and Bob have each saved money during every year from 2000 to 2005. The following bar graph shows the amounts saved each of those years.   In 2001, estimate how much more Bob saved than Sue.

Accepted Answer

A)  800 
B)  500 
C)  900 
D)  700 
A)  800 
B)  500 
C)  900 
D)  700

Question 4

Write the equation in standard form.
-8x = -3y - 9

Accepted Answer

A)  8x - 3y = -9 
B)  8x - 3y = 9 
C)  8x + 3y = 9 
D)  8x + 3y = -9 
A)  8x - 3y = -9 
B)  8x - 3y = 9 
C)  8x + 3y = 9 
D)  8x + 3y = -9

Question 5

Determine whether the graph illustrated represents a function. Give the domain and range of the relation or function.
-

Accepted Answer

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

Question 6

Write the equation in standard form.
-y = -3x - 9

Accepted Answer

A)  3x + y = 9 
B)  -3x - 9y = 0 
C)  3x + y = -9 
D)  -3x + y = -9 
A)  3x + y = 9 
B)  -3x - 9y = 0 
C)  3x + y = -9 
D)  -3x + y = -9

Question 7

Solve the problem.
-The formula for changing Celsius temperature to Fahrenheit temperature is   The Fahrenheit temperature is a function of the Celsius temperature. Write the function in function notation. Find the
Fahrenheit temperature that corresponds to 20° C.

Accepted Answer

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

Question 8

Find the requested value.
-

Accepted Answer

A)  45 
B)  37 
C)  51 
D)  -40 
A)  45 
B)  37 
C)  51 
D)  -40

Question 9

Solve the problem.
-The formula for the circumference of a circle is   The circumference is a function of the radius. Write the function using function notation. Determine the circumference when the radius is 4 mi.

Accepted Answer

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

Question 10

Graph the equation.
-

Accepted Answer

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

Question 11

Use a calculator to obtain at least eight points that are solutions to the equation. Then graph the equation by plotting
points.
-

Accepted Answer

@#IMG-DLM& Points pl

Question 12

Solve the problem.
-The following bar graph shows the average annual income for single mothers.   i) Determine a linear function that can be used to estimate the average yearly income for single mothers from 1995 through 2000. Let t represent the number of years from 1995. (In other words, 1995 corresponds to t = 0, 1996
Corresponds to t = 1, and so on.)
Ii) Using the function from part i, determine the average yearly income for single mothers in 1996.
Iii) Assuming this trend continues, determine the average yearly income for single mothers in 2010.
Iv) Assuming this trend continues, in which year will the average yearly income for single mothers reach $31,000?

Accepted Answer

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

Question 13

Two points on L1 and two points on L2 are given. Determine whether L1 is parallel to L2, L1 is perpendicular to L2, or
neither.
-

Accepted Answer

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

Question 14

Solve the problem.
-A vendor has learned that, by pricing pretzels at $1.50, sales will reach 92 pretzels per day. Raising the price to $2.50 will cause the sales to fall to 48 pretzels per day. The number of pretzels, N, is a linear function of the
Price, x. Write a linear function that models the number of pretzels sold per day when the price is x dollars
Each.

Accepted Answer

A)  N(x) = 44x + 26 
B)    
C)  N(x) = -44x + 158 
D)  N(x) = -44x - 158 
A)  N(x) = 44x + 26 
B)    
C)  N(x) = -44x + 158 
D)  N(x) = -44x - 158

Question 15

Determine whether the two given lines are parallel, perpendicular, or neither.
--5x = -2y - 6 y = x - 7

Accepted Answer

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

Question 16

Determine whether the graph illustrated represents a function. Give the domain and range of the relation or function.
-

Accepted Answer

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

Question 17

List the set in roster form.
-S = {x| x is a whole number multiple of 2}

Accepted Answer

A)  {4, 6, 8, 10, 12, . . . } 
B)  {1, 2, 4, 6, 8, . . . } 
C)  {0, 2, 4, 6, 8, . . . } 
D)  {2, 4, 6, 8, 10, . . . } 
A)  {4, 6, 8, 10, 12, . . . } 
B)  {1, 2, 4, 6, 8, . . . } 
C)  {0, 2, 4, 6, 8, . . . } 
D)  {2, 4, 6, 8, 10, . . . }

Question 18

List the set in roster form.
-S = {x| x is a whole number less than 6}

Accepted Answer

A)  {1, 2, 3, 4, 5, 6} 
B)  {1, 2, 3, 4, 5} 
C)  {0, 1, 2, 3, 4, 5} 
D)  {0, 1, 2, 3, 4, 5, 6} 
A)  {1, 2, 3, 4, 5, 6} 
B)  {1, 2, 3, 4, 5} 
C)  {0, 1, 2, 3, 4, 5} 
D)  {0, 1, 2, 3, 4, 5, 6}

Question 19

Illustrate the set on a number line.
-

Accepted Answer

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

Question 20

Graph the equation.
-

Accepted Answer

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

Provide an appropriate response. -The set of of a relation is called the domain of the relation.

Solve the problem. -Sue and Bob have each saved money during every year from 2000 to 2005. The following bar graph shows the amounts saved each of those years. In 2001, estimate how much more Bob saved than Sue.

Write the equation in standard form. -8x = -3y - 9

Determine whether the graph illustrated represents a function. Give the domain and range of the relation or function. -

Write the equation in standard form. -y = -3x - 9

Solve the problem. -The formula for changing Celsius temperature to Fahrenheit temperature is The Fahrenheit temperature is a function of the Celsius temperature. Write the function in function notation. Find the Fahrenheit temperature that corresponds to 20° C.

Find the requested value. -

Solve the problem. -The formula for the circumference of a circle is The circumference is a function of the radius. Write the function using function notation. Determine the circumference when the radius is 4 mi.

Graph the equation. -

Use a calculator to obtain at least eight points that are solutions to the equation. Then graph the equation by plotting points. -

Two points on L1 and two points on L2 are given. Determine whether L1 is parallel to L2, L1 is perpendicular to L2, or neither. -

Determine whether the two given lines are parallel, perpendicular, or neither. --5x = -2y - 6 y = x - 7

Determine whether the graph illustrated represents a function. Give the domain and range of the relation or function. -

List the set in roster form. -S = {x| x is a whole number multiple of 2}

List the set in roster form. -S = {x| x is a whole number less than 6}

Illustrate the set on a number line. -

Graph the equation. -

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

Provide an appropriate response. -The set of of a relation is called the domain of the relation.

Solve the problem. -Sue and Bob have each saved money during every year from 2000 to 2005. The following bar graph shows the amounts saved each of those years. In 2001, estimate how much more Bob saved than Sue.

Write the equation in standard form. -8x = -3y - 9

Determine whether the graph illustrated represents a function. Give the domain and range of the relation or function. -

Write the equation in standard form. -y = -3x - 9

Solve the problem. -The formula for changing Celsius temperature to Fahrenheit temperature is The Fahrenheit temperature is a function of the Celsius temperature. Write the function in function notation. Find the Fahrenheit temperature that corresponds to 20° C.

Find the requested value. -

Solve the problem. -The formula for the circumference of a circle is The circumference is a function of the radius. Write the function using function notation. Determine the circumference when the radius is 4 mi.

Graph the equation. -

Use a calculator to obtain at least eight points that are solutions to the equation. Then graph the equation by plotting points. -

Two points on L1 and two points on L2 are given. Determine whether L1 is parallel to L2, L1 is perpendicular to L2, or neither. -

Determine whether the two given lines are parallel, perpendicular, or neither. --5x = -2y - 6 y = x - 7

Determine whether the graph illustrated represents a function. Give the domain and range of the relation or function. -

List the set in roster form. -S = {x| x is a whole number multiple of 2}

List the set in roster form. -S = {x| x is a whole number less than 6}

Illustrate the set on a number line. -

Graph the equation. -

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