Question 1

Which of the following is a constant function?

Accepted Answer

A)  $f ( x ) = \frac { 16 } { x }$ 
B)  $f ( x ) = 29 x ^ { 2 }$ 
C)  $f ( x ) = 88$ 
D)  $f ( x ) = 17 x$ 
A)  $f ( x ) = \frac { 16 } { x }$ 
B)  $f ( x ) = 29 x ^ { 2 }$ 
C)  $f ( x ) = 88$ 
D)  $f ( x ) = 17 x$ C

Question 2

Identify the line as either vertical or horizontal, and graph the line. $$- 2 y + 1 = - 5$$

Accepted Answer

A)  Vertical
  
B)  Vertical
  
C)  Horizontal
  
D)  Horizontal
  
A)  Vertical
  
B)  Vertical
  
C)  Horizontal
  
D)  Horizontal
  D

Question 3

Which of the lines defined here have only one unique intercept? 
a. x = 8
b. -8x - 7y = -7
c. 9y = 5
d. -3x - 3y = 0

Accepted Answer

A)  b. 
B)  b. and d. 
C)  a. and c. 
D)  a., c., and d. 
A)  b. 
B)  b. and d. 
C)  a. and c. 
D)  a., c., and d. D

Question 4

The graph of p(x) is given. Find p(2).

Accepted Answer

A)  1 
B)  0 
C)  2 
D)  -2 
A)  1 
B)  0 
C)  2 
D)  -2

Question 5

The following table describes the temperature (y) inside an oven, in degrees, x minutes after it was turned on. $$\begin{array} { c | c c c c c c c c c c } 
\text { Temp. } ( y ) & 72 & 133 & 186 & 237 & 285 & 333 & 379 & 425 & 425 & 425 \
\hline \text { Minutes } ( x ) & 0 & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 & 9
\end{array}$$ Complete the ordered pair for this relation: (7,____ )

Accepted Answer

The answer of The following table describes the temperature (y)...

Question 6

Find the domain and range of the relation.

Accepted Answer

Domain = {Baseball, Hockey, Ba

Question 7

Write the relation as a set of ordered pairs.

Accepted Answer

{(a, 52),

Question 8

Determine if the ordered pair is a solution to the linear equation. 4x + 3y = -13; (2, -7)

Accepted Answer

A)  Yes 
B)  No 
A)  Yes 
B)  No

Question 9

List the domain and range. $\begin{array}{|c|c|}
\hline \boldsymbol{x} & \boldsymbol{y} \
\hline-3 & 7 \
\hline-7 & 1 \
\hline 1 & 5 \
\hline-8 & 4 \
\hline-7 & 8 \
\hline 1 & 4 \
\hline
\end{array}$

Accepted Answer

A)  Domain $\{ - 3 , - 7,1 , - 8 )$; range $\{ 7,1,5,4,8,4 \}$ 
B)  Domain $\{ - 3 , - 7,1 , - 8 \}$; range $\{ 7,1,5,4,8 \}$ 
C)  Domain $\{ - 3 , - 7,1 , - 8 , - 7,1 \}$; range $\{ 7,1,5,4,8,4 \}$ 
D)  None of the above 
A)  Domain $\{ - 3 , - 7,1 , - 8 )$; range $\{ 7,1,5,4,8,4 \}$ 
B)  Domain $\{ - 3 , - 7,1 , - 8 \}$; range $\{ 7,1,5,4,8 \}$ 
C)  Domain $\{ - 3 , - 7,1 , - 8 , - 7,1 \}$; range $\{ 7,1,5,4,8,4 \}$ 
D)  None of the above

Question 10

Write the equation in slope-intercept form. Then, graph the line using the slope and y-intercept. $$2 x - y = 0$$

Accepted Answer

A)  $y = - 2 x$
  
B)  $y = 2 x$
  
C)  $y = - 2 x$
  
D)  $y = 2 x$
  
A)  $y = - 2 x$
  
B)  $y = 2 x$
  
C)  $y = - 2 x$
  
D)  $y = 2 x$

Question 11

Write an equation of the line satisfying the given conditions. The line is parallel to the x-axis and passes through (9, 4)

Accepted Answer

A)  x = 4 
B)  y = 4 
C)  y = 9 
D)  x = 9 
A)  x = 4 
B)  y = 4 
C)  y = 9 
D)  x = 9

Question 12

A tool rental store charges a flat fee of $7.00 to rent a chain saw, and $6.75 for each day, including the first. If you need to rent the saw and absolutely refuse to spend more than $74.50, what's the Maximum number of days you can keep the saw?

Accepted Answer

A)  14 days 
B)  10 days 
C)  5 days 
D)  7 days 
A)  14 days 
B)  10 days 
C)  5 days 
D)  7 days

Question 13

Determine the slope and the y-intercept of the line. $$7 x + 3 y = - 8$$

Accepted Answer

A)  Slope: Slope: $- \frac { 7 } { 3 } ; y$-intercept: $( 0 , - 8 )$ 
B)  Slope: Slope: $- \frac { 3 } { 7 } ; y$-intercept: $\left( 0 , - \frac { 3 } { 8 } \right)$ 
C)  Slope: Slope: $- \frac { 7 } { 3 } ; y$-intercept: $\left( 0 , - \frac { 8 } { 3 } \right)$ 
D)  Slope: $\frac { 7 } { 3 } ; y$-intercept: $\left( 0 , - \frac { 8 } { 3 } \right)$ 
A)  Slope: Slope: $- \frac { 7 } { 3 } ; y$-intercept: $( 0 , - 8 )$ 
B)  Slope: Slope: $- \frac { 3 } { 7 } ; y$-intercept: $\left( 0 , - \frac { 3 } { 8 } \right)$ 
C)  Slope: Slope: $- \frac { 7 } { 3 } ; y$-intercept: $\left( 0 , - \frac { 8 } { 3 } \right)$ 
D)  Slope: $\frac { 7 } { 3 } ; y$-intercept: $\left( 0 , - \frac { 8 } { 3 } \right)$

Question 14

Estimate the slope of the line from its graph.

Accepted Answer

A)  $\frac { 2 } { 3 }$ 
B)  $- \frac { 2 } { 3 }$ 
C)  $- \frac { 3 } { 2 }$ 
D)  $\frac { 3 } { 2 }$ 
A)  $\frac { 2 } { 3 }$ 
B)  $- \frac { 2 } { 3 }$ 
C)  $- \frac { 3 } { 2 }$ 
D)  $\frac { 3 } { 2 }$

Question 15

Write an equation of the line satisfying the given conditions. The line passes through (2, 9) and has a zero slope.

Accepted Answer

A)  x = 2 
B)  y = 2 
C)  x = 9 
D)  y = 9 
A)  x = 2 
B)  y = 2 
C)  x = 9 
D)  y = 9

Question 16

Find the x-intercept and the y-intercept and graph both. Then graph the line. $3 x-5 y=-30$

Accepted Answer

A) 
  
B) 
  
C)

D) 
  
A) 
  
B) 
  
C)

D)

Question 17

Consider the function g(y) = {(-5, 22), (-2, 1), (1, -2), (4, 13), (9, 78)}. Find the function value g(-2).

Accepted Answer

The answer of Consider the function g(y) = {(-5, 22),...

Question 18

Determine if the lines are parallel, perpendicular, or neither parallel nor perpendicular. $$\begin{array} { l } 
6 x + 4 y = 5 \
- \frac { 1 } { 2 } x + \frac { 3 } { 4 } y = - 2
\end{array}$$

Accepted Answer

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

Question 19

A business owner buys several new computers for the office for $1750 each. The accounting office depreciates each computer by $250 per year. The value y (in $) for each computer can be represented by y = 1750 - 250x, where x is the number of years after purchase. Computer Value Versus Years After Purchase   a. How much will a computer be worth 1 yr after purchase?
b. After how many years will the computer be worth only $250?
c. Determine the y-intercept and interpret its meaning in the context of this problem.
d. Determine the x-intercept and interpret its meaning in the context of this problem.

Accepted Answer

a. $1500
b. 6 yr
c. (0,1750);

Question 20

Give the coordinates of the specified point. 
$\text { point VI }$

Accepted Answer

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

Which of the following is a constant function?

Identify the line as either vertical or horizontal, and graph the line. $- 2 y + 1 = - 5$

Which of the lines defined here have only one unique intercept? a. x = 8 b. -8x - 7y = -7 c. 9y = 5 d. -3x - 3y = 0

The graph of p(x) is given. Find p(2).

The following table describes the temperature (y) inside an oven, in degrees, x minutes after it was turned on. Temp. (y) 72 133 186 237 285 333 379 425 425 425 Minutes (x) 0 1 2 3 4 5 6 7 8 9 Complete the ordered pair for this relation: (7,____ )

Find the domain and range of the relation.

Write the relation as a set of ordered pairs.

Determine if the ordered pair is a solution to the linear equation. 4x + 3y = -13; (2, -7)

List the domain and range. -3 7 -7 1 1 5 -8 4 -7 8 1 4

Write the equation in slope-intercept form. Then, graph the line using the slope and y-intercept. $2 x - y = 0$

Write an equation of the line satisfying the given conditions. The line is parallel to the x-axis and passes through (9, 4)

A tool rental store charges a flat fee of $7.00 to rent a chain saw, and $6.75 for each day, including the first. If you need to rent the saw and absolutely refuse to spend more than $74.50, what's the Maximum number of days you can keep the saw?

Determine the slope and the y-intercept of the line. $7 x + 3 y = - 8$

Estimate the slope of the line from its graph.

Write an equation of the line satisfying the given conditions. The line passes through (2, 9) and has a zero slope.

Find the x-intercept and the y-intercept and graph both. Then graph the line. $3 x-5 y=-30$

Consider the function g(y) = {(-5, 22), (-2, 1), (1, -2), (4, 13), (9, 78)}. Find the function value g(-2).

Determine if the lines are parallel, perpendicular, or neither parallel nor perpendicular. 6x+4y=5 -x+y=-2

Give the coordinates of the specified point. $\text { point VI }$ $Give the coordinates of the specified point. \text { point VI }$

Linear Equations and Inequalities in One Variable

Systems of Linear Equations and Inequalities

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Rational Expressions and Rational Equations

Radicals and Complex Numbers

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Exam 2: Linear Equations in Two Variables and Functions

Which of the following is a constant function?

Identify the line as either vertical or horizontal, and graph the line. −2y+1=−5- 2 y + 1 = - 5−2y+1=−5

Which of the lines defined here have only one unique intercept? a. x = 8 b. -8x - 7y = -7 c. 9y = 5 d. -3x - 3y = 0

The graph of p(x) is given. Find p(2).

The following table describes the temperature (y) inside an oven, in degrees, x minutes after it was turned on. Temp. (y) 72 133 186 237 285 333 379 425 425 425 Minutes (x) 0 1 2 3 4 5 6 7 8 9 Complete the ordered pair for this relation: (7,____ )

Find the domain and range of the relation.

Write the relation as a set of ordered pairs.

Determine if the ordered pair is a solution to the linear equation. 4x + 3y = -13; (2, -7)

List the domain and range. -3 7 -7 1 1 5 -8 4 -7 8 1 4

Write the equation in slope-intercept form. Then, graph the line using the slope and y-intercept. 2x−y=02 x - y = 02x−y=0

Write an equation of the line satisfying the given conditions. The line is parallel to the x-axis and passes through (9, 4)

A tool rental store charges a flat fee of $7.00 to rent a chain saw, and $6.75 for each day, including the first. If you need to rent the saw and absolutely refuse to spend more than $74.50, what's the Maximum number of days you can keep the saw?

Determine the slope and the y-intercept of the line. 7x+3y=−87 x + 3 y = - 87x+3y=−8

Estimate the slope of the line from its graph.

Write an equation of the line satisfying the given conditions. The line passes through (2, 9) and has a zero slope.

Find the x-intercept and the y-intercept and graph both. Then graph the line. 3x−5y=−303 x-5 y=-303x−5y=−30

Consider the function g(y) = {(-5, 22), (-2, 1), (1, -2), (4, 13), (9, 78)}. Find the function value g(-2).

Determine if the lines are parallel, perpendicular, or neither parallel nor perpendicular. 6x+4y=5 -x+y=-2

Give the coordinates of the specified point. point VI \text { point VI } point VI

Linear Equations and Inequalities in One Variable

Systems of Linear Equations and Inequalities

Polynomials

Rational Expressions and Rational Equations

Radicals and Complex Numbers

Quadratic Equations, Functions and Inequalities

Exponential and Logarithmic Functions and Applications

Conic Sections

Binomial Expansions, Sequences, and Series

Online: Transformations, Piecewise-Defined Functions, and Probability

Filters

Identify the line as either vertical or horizontal, and graph the line. $- 2 y + 1 = - 5$

Write the equation in slope-intercept form. Then, graph the line using the slope and y-intercept. $2 x - y = 0$

Determine the slope and the y-intercept of the line. $7 x + 3 y = - 8$

Find the x-intercept and the y-intercept and graph both. Then graph the line. $3 x-5 y=-30$

Give the coordinates of the specified point. $\text { point VI }$ $Give the coordinates of the specified point. \text { point VI }$