Question 1

is a function that represents the revenue a concert hall takes in for selling t tickets at $24 each. Find t such that   .

Accepted Answer

The answer of   is a function that represents...

Question 2

Determine the equation of the line that passes through the given points by using the point-slope form. Put the final answer in   form. Points:

Accepted Answer

The answer of Determine the equation of the line that...

Question 3

Use the graph to find the equation of the line. Put the answer in   form.

Accepted Answer

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

Question 4

The amount of caffeine (in milligrams) left in an adult body t hours after drinking a 16 oz. coke is modeled by   . What is the one-minute decay factor (rounded to the nearest thousandth?

Accepted Answer

A)  0.016 
B)  0.999 
C)  0.930 
D)  0.957 
E)  1.011 
A)  0.016 
B)  0.999 
C)  0.930 
D)  0.957 
E)  1.011

Question 5

Use the graph to find the equation of the line. Put the answer in   form.

Accepted Answer

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

Question 6

Graph the equation   .

Accepted Answer

The answer of Graph the equation   ....

Question 7

For   find 
a.   
b.   
c.

Accepted Answer

The answer of For   find 
a.  ...

Question 8

Evaluate the function.   ; find   .

Accepted Answer

A)    
B)    
C)    
D)  5 
A)    
B)    
C)    
D)  5

Question 9

Marcus wishes to invest $2500 in a 3-year CD that has an interest rate of 4.5% each year compounded twice a year. What will the CD be worth after 3 years (rounded to the nearest hundredth)?

Accepted Answer

A)  $2946050.42 
B)  $2672.58 
C)  $2612.50 
D)  $2857.06 
E)  $2730.06 
A)  $2946050.42 
B)  $2672.58 
C)  $2612.50 
D)  $2857.06 
E)  $2730.06

Question 10

Decide whether the lines are parallel perpendicular or neither.   and

Accepted Answer

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

Question 11

Using the following table of a function that models exponential growth determine the one-year growth factor (rounded to the nearest thousandth).

Accepted Answer

A)  Not enough information 
B)  1.080 
C)  0.857 
D)  1.166 
E)  0.926 
A)  Not enough information 
B)  1.080 
C)  0.857 
D)  1.166 
E)  0.926

Question 12

Determine the equation of the line that passes through the given points by using the point-slope form. Put the final answer in   form. Points:

Accepted Answer

The answer of Determine the equation of the line that...

Question 13

The graph displays the number of tickets available (not yet sold) for the number of hours since the theater opened at noon. Which movie sold tickets at a faster rate?

Accepted Answer

A)  Shoot-em Up 
B)  Play Story 
A)  Shoot-em Up 
B)  Play Story

Question 14

The revenue (in millions) of a struggling corporation at time t (in months) is modeled by   . What will the corporation s revenue be after 7 months (rounded to the nearest hundredth)?

Accepted Answer

A)  $85.11 million 
B)  $18.07 million 
C)  $12.16 million 
D)  $0.76 million 
E)  $19.30 million 
A)  $85.11 million 
B)  $18.07 million 
C)  $12.16 million 
D)  $0.76 million 
E)  $19.30 million

Question 15

The amount of credit card debt that you have can be estimated by the equation   where D is credit card debt in dollars m months after you start paying off the credit card. a. Find and interpret the D- intercept for this equation. b. Find and interpret the m -intercept for this equation. c. Find and interpret the slope for this equation.

Accepted Answer

a. @#IMG-DLM& . You start with a credit

Question 16

A lake is initially stocked with 500 turtles and the turtle population is sampled at 8-week intervals to estimate the population size. The table illustrates the data gathered from the sampling. 
   Using a graphing calculator find an appropriate curve that models the turtle population as a function of the number of weeks (round to the nearest thousandth).

Accepted Answer

The answer of A lake is initially stocked with 500...

Question 17

Graph the equation   using the slope and y- intercept. Graph at least three points. Clearly label and scale the axes.

Accepted Answer

The answer of Graph the equation   using the...

Question 18

Use the graph to find the equation of the line. Put the answer in   form.

Accepted Answer

The answer of Use the graph to find the equation...

Question 19

Find the x- intercept of the equation   .

Accepted Answer

A)    
B)    
C)    
D)  No x- intercept 
A)    
B)    
C)    
D)  No x- intercept

Question 20

The slope of a horizontal line is the number zero (0).

Accepted Answer

A) True 
 B)False

is a function that represents the revenue a concert hall takes in for selling t tickets at $24 each. Find t such that .

Determine the equation of the line that passes through the given points by using the point-slope form. Put the final answer in form. Points:

Use the graph to find the equation of the line. Put the answer in form.

The amount of caffeine (in milligrams) left in an adult body t hours after drinking a 16 oz. coke is modeled by . What is the one-minute decay factor (rounded to the nearest thousandth?

Use the graph to find the equation of the line. Put the answer in form.

Graph the equation .

For find a. b. c.

Evaluate the function. ; find .

Marcus wishes to invest $2500 in a 3-year CD that has an interest rate of 4.5% each year compounded twice a year. What will the CD be worth after 3 years (rounded to the nearest hundredth)?

Decide whether the lines are parallel perpendicular or neither. and

Using the following table of a function that models exponential growth determine the one-year growth factor (rounded to the nearest thousandth).

Determine the equation of the line that passes through the given points by using the point-slope form. Put the final answer in form. Points:

The graph displays the number of tickets available (not yet sold) for the number of hours since the theater opened at noon. Which movie sold tickets at a faster rate?

The revenue (in millions) of a struggling corporation at time t (in months) is modeled by . What will the corporation s revenue be after 7 months (rounded to the nearest hundredth)?

Graph the equation using the slope and y- intercept. Graph at least three points. Clearly label and scale the axes.

Use the graph to find the equation of the line. Put the answer in form.

Find the x- intercept of the equation .

The slope of a horizontal line is the number zero (0).

Building Blocks of Algebra

Linear Equations and Inequalities With One Variable

Systems of Linear Equations

Exponents and Polynomials

Factoring and Quadratic Equations

Rational Expressions and Equations

Radical Expressions and Equations

Modeling Data

Filters

Exam 3: Linear Equations With Two Variables

is a function that represents the revenue a concert hall takes in for selling t tickets at $24 each. Find t such that .

Determine the equation of the line that passes through the given points by using the point-slope form. Put the final answer in form. Points:

Use the graph to find the equation of the line. Put the answer in form.

The amount of caffeine (in milligrams) left in an adult body t hours after drinking a 16 oz. coke is modeled by . What is the one-minute decay factor (rounded to the nearest thousandth?

Use the graph to find the equation of the line. Put the answer in form.

Graph the equation .

For find a. b. c.

Evaluate the function. ; find .

Marcus wishes to invest $2500 in a 3-year CD that has an interest rate of 4.5% each year compounded twice a year. What will the CD be worth after 3 years (rounded to the nearest hundredth)?

Decide whether the lines are parallel perpendicular or neither. and

Using the following table of a function that models exponential growth determine the one-year growth factor (rounded to the nearest thousandth).

Determine the equation of the line that passes through the given points by using the point-slope form. Put the final answer in form. Points:

The graph displays the number of tickets available (not yet sold) for the number of hours since the theater opened at noon. Which movie sold tickets at a faster rate?

The revenue (in millions) of a struggling corporation at time t (in months) is modeled by . What will the corporation s revenue be after 7 months (rounded to the nearest hundredth)?

Graph the equation using the slope and y- intercept. Graph at least three points. Clearly label and scale the axes.

Use the graph to find the equation of the line. Put the answer in form.

Find the x- intercept of the equation .

The slope of a horizontal line is the number zero (0).

Building Blocks of Algebra

Linear Equations and Inequalities With One Variable

Systems of Linear Equations

Exponents and Polynomials

Factoring and Quadratic Equations

Rational Expressions and Equations

Radical Expressions and Equations

Modeling Data

Filters