Question 1

Provide an appropriate response.
 
-What were the total sales for the first 6 months of 2007?

Accepted Answer

A)  $64,000 
B)  $302,000 
C)  $286,000 
D)  $366,000 
A)  $64,000 
B)  $302,000 
C)  $286,000 
D)  $366,000

Question 2

Choose the line that most closely resembles the graph of the given equation.
-y = 3x + 4

Accepted Answer

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

Question 3

Graph the linear inequality
-y < -2

Accepted Answer

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

Question 4

Evaluate the function.
-Given f(x) = 5x 2 + 5x - 5, find f( - 6).

Accepted Answer

A)  180 
B)  150 
C)  145 
D)  - 65 
A)  180 
B)  150 
C)  145 
D)  - 65

Question 5

Solve the problem.
-Data regarding the amount spent by a government department is represented in the following graph. Find the slope of the line by using any two of the points shown on the line. Is the slope equal to the yearly change in amount spent?
   
Year

Accepted Answer

A)  Slope: $0.15 billion; no 
B)  Slope: $0.6 billion; yes 
C)  Slope: $0.35 billion; yes 
D)  Slope: $0.25 billion; no 
A)  Slope: $0.15 billion; no 
B)  Slope: $0.6 billion; yes 
C)  Slope: $0.35 billion; yes 
D)  Slope: $0.25 billion; no

Question 6

Graph the line through the given point with the given slope.
-(- 2, - 3), m = 3

Accepted Answer

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

Question 7

Find the intercepts for the graph of the equation.
-- 3x + y = 3

Accepted Answer

A)  (- 1, 0) (0, 3) 
B)  (3, - 3) (- 2, 3) 
C)  (0, - 2) (0, - 3) 
D)  ( - 2, 0) ( - 3, 0) 
A)  (- 1, 0) (0, 3) 
B)  (3, - 3) (- 2, 3) 
C)  (0, - 2) (0, - 3) 
D)  ( - 2, 0) ( - 3, 0)

Question 8

Solve the problem.
-Suppose that during a certain step in a chemical manufacturing process the amount of chlorine dissolved in a solution, measured in parts per million (ppm), is related to the elapsed time measured from the beginning of the step. Use the following table as a representation of this relationship. What does the ordered pair (9, 26.4) mean in the context of this situation?

Accepted Answer

A)  (9, 26.4) indicates that 9 ppm of chlorine was dissolved after 26.4 minutes elapsed. 
B)  (9, 26.4) indicates that 26.4 ppm of chlorine was dissolved after 15 minutes elapsed. 
C)  (9, 26.4) indicates that 26.4 ppm of chlorine was dissolved after 9 seconds elapsed. 
D)  (9, 26.4) indicates that 26.4 ppm of chlorine was dissolved after 9 minutes elapsed. 
A)  (9, 26.4) indicates that 9 ppm of chlorine was dissolved after 26.4 minutes elapsed. 
B)  (9, 26.4) indicates that 26.4 ppm of chlorine was dissolved after 15 minutes elapsed. 
C)  (9, 26.4) indicates that 26.4 ppm of chlorine was dissolved after 9 seconds elapsed. 
D)  (9, 26.4) indicates that 26.4 ppm of chlorine was dissolved after 9 minutes elapsed.

Question 9

Solve the problem.
-The graph shows the sales of a particular brand of appliance from 1992 to 2010, where 1992 corresponds to x = 0. Two of the data points in the graph can be represented by the ordered pairs (0, 600) and (10, 2000). Use these ordered pairs to write an equation of a line that models the data. Give the equation in slope- intercept form.

Accepted Answer

A)  y = 60x + 2000 
B)  y = 140x + 600 
C)  y = 140x + 2000 
D)  y = 60 + 600 
A)  y = 60x + 2000 
B)  y = 140x + 600 
C)  y = 140x + 2000 
D)  y = 60 + 600

Question 10

Decide whether the equation defines y as a function of x. (Remember that to be a function, every value of x must give one and only one value of y.)
-y = - 7x - 9

Accepted Answer

A) True 
 B)False

Question 11

State whether the graph is or is not that of a function.
-

Accepted Answer

A)  Function. 
B)  Function 
A)  Function. 
B)  Function

Question 12

Solve the problem.
-This chart shows the number of meals served in a restaurant during each of the past 4 months. Assume that the information in the chart defines a function with the name g. State the range of g.

Accepted Answer

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

Question 13

Use the geometric interpretation of slope (rise divided by run) to find the slope of the line. Then, by identifying the y- intercept from the graph, write the slope- intercept form of the equation of the line.
-

Accepted Answer

A)  y = (7/2) X + 2 
B)  y = - 7x + 2 
C)  y= (7/2) X - 7 
D)  y =7 X + 2 
A)  y = (7/2) X + 2 
B)  y = - 7x + 2 
C)  y= (7/2) X - 7 
D)  y =7 X + 2

Question 14

The table shown was generated by a graphics calculator. The expression yS1U1B11 S1U1B0represents f(x).
- 
If f(x) = -7, then x = ?

Accepted Answer

A)  -2 
B)  0 
C)  2 
D)  Cannot be determined 
A)  -2 
B)  0 
C)  2 
D)  Cannot be determined

Question 15

Complete the table of values for the given equation
-

Accepted Answer

A)  5; 5; 5 
B)  9; 4; 1 
C)  2; 4; 6 
D)  9; 4; 0 
A)  5; 5; 5 
B)  9; 4; 1 
C)  2; 4; 6 
D)  9; 4; 0

Question 16

Plot the ordered pairs on the rectangular coordinate system provided.
-A(6, 4), B(- 3, 6)

Accepted Answer

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

Question 17

Find an equation in slope-intercept form of the line satisfying the specified conditions.
-Through (6, 7), parallel to - 7x + 3y = - 39

Accepted Answer

A)  y =(7/3)X-7 
B)  y = (3/7) X - 1 
C)  y = (-7/3) X + 7 
D)  y = - 13x - 13 
A)  y =(7/3)X-7 
B)  y = (3/7) X - 1 
C)  y = (-7/3) X + 7 
D)  y = - 13x - 13

Question 18

Solve the problem
-(6, 6) , m = 2/3

Accepted Answer

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

Question 19

Give the ordered pairs for the points labeled on the graph.
-

Accepted Answer

A)  A(- 4, 0); B(5, - 6) 
B)  A(- 4, 4); B(5, - 6) 
C)  A(- 4, 0); B(- 5, - 6) 
D)  A(4, 0); B(5, - 6) 
A)  A(- 4, 0); B(5, - 6) 
B)  A(- 4, 4); B(5, - 6) 
C)  A(- 4, 0); B(- 5, - 6) 
D)  A(4, 0); B(5, - 6)

Question 20

State whether the graph is or is not that of a function.
-

Accepted Answer

A)  Function 
B)  Not a Function 
A)  Function 
B)  Not a Function

Provide an appropriate response. -What were the total sales for the first 6 months of 2007?

Choose the line that most closely resembles the graph of the given equation. -y = 3x + 4

Graph the linear inequality -y < -2

Evaluate the function. -Given f(x) = 5x ²+ 5x - 5, find f( - 6).

Solve the problem. -Data regarding the amount spent by a government department is represented in the following graph. Find the slope of the line by using any two of the points shown on the line. Is the slope equal to the yearly change in amount spent? Year

Graph the line through the given point with the given slope. -(- 2, - 3), m = 3

Find the intercepts for the graph of the equation. -- 3x + y = 3

Decide whether the equation defines y as a function of x. (Remember that to be a function, every value of x must give one and only one value of y.) -y = - 7x - 9

State whether the graph is or is not that of a function. -

Solve the problem. -This chart shows the number of meals served in a restaurant during each of the past 4 months. Assume that the information in the chart defines a function with the name g. State the range of g.

Use the geometric interpretation of slope (rise divided by run) to find the slope of the line. Then, by identifying the y- intercept from the graph, write the slope- intercept form of the equation of the line. -

The table shown was generated by a graphics calculator. The expression y₁represents f(x). - If f(x) = -7, then x = ?

Complete the table of values for the given equation -

Plot the ordered pairs on the rectangular coordinate system provided. -A(6, 4), B(- 3, 6)

Find an equation in slope-intercept form of the line satisfying the specified conditions. -Through (6, 7), parallel to - 7x + 3y = - 39

Solve the problem -(6, 6) , m = 2/3

Give the ordered pairs for the points labeled on the graph. -

State whether the graph is or is not that of a function. -

The Real Number System

Linear Equations and Inequalities in One Variable

Linear Equations and Inequalities in Two Variables; Functions

Exponents and Polynomials

Factoring and Applications

Rational Expressions and Applications

Roots and Radicals

Quadratic Equations

Preparing for Your Math Final

Filters

Exam 4: Systems of Linear Equations and Inequalities

Provide an appropriate response. -What were the total sales for the first 6 months of 2007?

Choose the line that most closely resembles the graph of the given equation. -y = 3x + 4

Graph the linear inequality -y < -2

Evaluate the function. -Given f(x) = 5x 2 + 5x - 5, find f( - 6).

Solve the problem. -Data regarding the amount spent by a government department is represented in the following graph. Find the slope of the line by using any two of the points shown on the line. Is the slope equal to the yearly change in amount spent? Year

Graph the line through the given point with the given slope. -(- 2, - 3), m = 3

Find the intercepts for the graph of the equation. -- 3x + y = 3

Decide whether the equation defines y as a function of x. (Remember that to be a function, every value of x must give one and only one value of y.) -y = - 7x - 9

State whether the graph is or is not that of a function. -

Solve the problem. -This chart shows the number of meals served in a restaurant during each of the past 4 months. Assume that the information in the chart defines a function with the name g. State the range of g.

Use the geometric interpretation of slope (rise divided by run) to find the slope of the line. Then, by identifying the y- intercept from the graph, write the slope- intercept form of the equation of the line. -

The table shown was generated by a graphics calculator. The expression y1 represents f(x). - If f(x) = -7, then x = ?

Complete the table of values for the given equation -

Plot the ordered pairs on the rectangular coordinate system provided. -A(6, 4), B(- 3, 6)

Find an equation in slope-intercept form of the line satisfying the specified conditions. -Through (6, 7), parallel to - 7x + 3y = - 39

Solve the problem -(6, 6) , m = 2/3

Give the ordered pairs for the points labeled on the graph. -

State whether the graph is or is not that of a function. -

The Real Number System

Linear Equations and Inequalities in One Variable

Linear Equations and Inequalities in Two Variables; Functions

Exponents and Polynomials

Factoring and Applications

Rational Expressions and Applications

Roots and Radicals

Quadratic Equations

Preparing for Your Math Final

Filters

Evaluate the function. -Given f(x) = 5x ²+ 5x - 5, find f( - 6).

The table shown was generated by a graphics calculator. The expression y₁represents f(x). - If f(x) = -7, then x = ?