Question 1

Determine the equation of the line that passes through the given points. Put the final answer in   form. Points:

Accepted Answer

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

Question 2

Decide whether you would graph the equation   by using the slope and y- intercept the x- and y -intercepts or by building a table of points to plot.

Accepted Answer

A)  slope and y- intercept 
B)  x- and y -intercepts 
C)  building a table of points 
A)  slope and y- intercept 
B)  x- and y -intercepts 
C)  building a table of points

Question 3

Atmospheric pressure (measured in atm) decreases by 11.5% for every 1000-meter increase in elevation. At sea level the atmospheric pressure is 1 atm. What is the atmospheric pressure at 8000 meters above sea level (rounded to the nearest thousandth)?

Accepted Answer

A)  0.376 
B)  0.115 
C)  0.985 
D)  0.885 
E)  0.998 
A)  0.376 
B)  0.115 
C)  0.985 
D)  0.885 
E)  0.998

Question 4

What type of function does the data represent?

Accepted Answer

A)  None of the above 
B)  Exponential Growth 
C)  Linear Growth 
D)  Linear Decay 
E)  Exponential Decay 
A)  None of the above 
B)  Exponential Growth 
C)  Linear Growth 
D)  Linear Decay 
E)  Exponential Decay

Question 5

Sally wishes to invest $4500 in a 2-year CD with an interest rate of 5.3% each year and compounded monthly. What is the annual percentage yield for Sally's CD (rounded to the nearest hundredth)?

Accepted Answer

A)  5.43% 
B)  1.05% 
C)  5.3% 
D)  11.16% 
E)  0.44% 
A)  5.43% 
B)  1.05% 
C)  5.3% 
D)  11.16% 
E)  0.44%

Question 6

The revenue of a company is being monitored each month. The initial revenue is $1.3 million. The table illustrates the data gathered over a 6-month time period. 
   Using a graphing calculator find an appropriate curve that models the revenue as a function of the number of months (round to the nearest thousandth).

Accepted Answer

The answer of The revenue of a company is being...

Question 7

Using the following table of a function that models exponential decay determine the initial value (rounded to the nearest integer).

Accepted Answer

A)  36.78 
B)  5086.88 
C)  1483.33 
D)  801.00 
E)  17444.71 
A)  36.78 
B)  5086.88 
C)  1483.33 
D)  801.00 
E)  17444.71

Question 8

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 9

The number of ants in a colony at time t (in days) is modeled by   . How many ants will be in the colony after 6 days (rounded to the nearest integer)?

Accepted Answer

A)  759 
B)  449 
C)  10461 
D)  23 
E)  4553 
A)  759 
B)  449 
C)  10461 
D)  23 
E)  4553

Question 10

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 11

For the function   name the domain and name the range.

Accepted Answer

The answer of For the function   name the...

Question 12

Find the y- intercept of the equation   .

Accepted Answer

A)  10 
B)    
C)    
D)    
A)  10 
B)    
C)    
D)

Question 13

The function   is a model for the world population (in billions) where t measures the number of years since 1900. What is the carrying capacity for the function P ?

Accepted Answer

A)  11.5 
B)  12.8 
C)  0.974 
D)  1 
E)  Not enough information 
A)  11.5 
B)  12.8 
C)  0.974 
D)  1 
E)  Not enough information

Question 14

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 15

Graph the equation   .

Accepted Answer

The answer of Graph the equation   ....

Question 16

The slope of a line increases as you read the graph from left to right.

Accepted Answer

A) True 
 B)False

Question 17

A town starts with 100 people and grows by 9% per year with x representing the number of years. Which of the following functions model this behavior?

Accepted Answer

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

Question 18

Match between columns
                        Premises: 11ec19db_84ae_9a30_9dbe_4987a589cb06_TBX8673_11
11ec19db_84ae_24f1_9dbe_a1b92ae6b4a2_TBX8673_11
11ec19db_84ae_4c06_9dbe_c7778c2e9bd6_TBX8673_11
11ec19db_84ae_731b_9dbe_d763b1e28e9f_TBX8673_11

Accepted Answer

The Answer of 11ec19db_84ae_4c03_9dbe_6b2ddb65cbb3_TBX8673_11 and 11ec19db_84ae_4c02_9dbe_61868e3547b4_TBX8673_11 and 11ec19db_84ae_4c04_9dbe_555108bfe56d_TBX8673_11 and 11ec19db_84ae_9a32_9dbe_37219e46e098_TBX8673_11 is...

Question 19

What type of function does the data represent?

Accepted Answer

A)  Exponential Decay 
B)  None of the above 
C)  Linear Growth 
D)  Exponential Growth 
E)  Linear Decay 
A)  Exponential Decay 
B)  None of the above 
C)  Linear Growth 
D)  Exponential Growth 
E)  Linear Decay

Question 20

Find the slope of the equation   .

Accepted Answer

A)  4 
B)    
C)    
D)    
A)  4 
B)    
C)    
D)

Determine the equation of the line that passes through the given points. Put the final answer in form. Points:

Decide whether you would graph the equation by using the slope and y- intercept the x- and y -intercepts or by building a table of points to plot.

Atmospheric pressure (measured in atm) decreases by 11.5% for every 1000-meter increase in elevation. At sea level the atmospheric pressure is 1 atm. What is the atmospheric pressure at 8000 meters above sea level (rounded to the nearest thousandth)?

What type of function does the data represent?

Sally wishes to invest $4500 in a 2-year CD with an interest rate of 5.3% each year and compounded monthly. What is the annual percentage yield for Sally's CD (rounded to the nearest hundredth)?

Using the following table of a function that models exponential decay determine the initial value (rounded to the nearest integer).

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

The number of ants in a colony at time t (in days) is modeled by . How many ants will be in the colony after 6 days (rounded to the nearest integer)?

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

For the function name the domain and name the range.

Find the y- intercept of the equation .

The function is a model for the world population (in billions) where t measures the number of years since 1900. What is the carrying capacity for the function P ?

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

Graph the equation .

The slope of a line increases as you read the graph from left to right.

A town starts with 100 people and grows by 9% per year with x representing the number of years. Which of the following functions model this behavior?

What type of function does the data represent?

Find the slope of the equation .

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

Determine the equation of the line that passes through the given points. Put the final answer in form. Points:

Decide whether you would graph the equation by using the slope and y- intercept the x- and y -intercepts or by building a table of points to plot.

Atmospheric pressure (measured in atm) decreases by 11.5% for every 1000-meter increase in elevation. At sea level the atmospheric pressure is 1 atm. What is the atmospheric pressure at 8000 meters above sea level (rounded to the nearest thousandth)?

What type of function does the data represent?

Sally wishes to invest $4500 in a 2-year CD with an interest rate of 5.3% each year and compounded monthly. What is the annual percentage yield for Sally's CD (rounded to the nearest hundredth)?

Using the following table of a function that models exponential decay determine the initial value (rounded to the nearest integer).

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

The number of ants in a colony at time t (in days) is modeled by . How many ants will be in the colony after 6 days (rounded to the nearest integer)?

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

For the function name the domain and name the range.

Find the y- intercept of the equation .

The function is a model for the world population (in billions) where t measures the number of years since 1900. What is the carrying capacity for the function P ?

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

Graph the equation .

The slope of a line increases as you read the graph from left to right.

A town starts with 100 people and grows by 9% per year with x representing the number of years. Which of the following functions model this behavior?

What type of function does the data represent?

Find the slope of the equation .

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