Question 1

Provide an appropriate response.
-Why is the slope of a vertical line undefined?

Accepted Answer

The answer of Provide an appropriate response.
-Why is the slope...

Question 2

Find the slope of the line containing the two given points.
-(9, 2)and (6, 2)

Accepted Answer

A)  Undefined 
B)  $\frac { 4 } { 15 }$ 
C)  0 
D)  $- \frac { 4 } { 3 }$ 
A)  Undefined 
B)  $\frac { 4 } { 15 }$ 
C)  0 
D)  $- \frac { 4 } { 3 }$

Question 3

Find the slope of the line containing the two given points.
-(4, 5)and (3, 1)

Accepted Answer

A) 4 
B) - 4 
C) $\frac{6}{7}$ 
D) $\frac{1}{4}$ 
A) 4 
B) - 4 
C) $\frac{6}{7}$ 
D) $\frac{1}{4}$

Question 4

A function f is depicted in the graph. Find any input values that produce the indicated output.
-f(x)= -1

Accepted Answer

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

Question 5

A function f is depicted in the graph. Find any input values that produce the indicated output.
-f(x)= 4

Accepted Answer

A) 3 
B) -2 
C) -3 
D) 5 
A) 3 
B) -2 
C) -3 
D) 5

Question 6

Is the following correspondence a function?
-

Accepted Answer

A) True 
 B)False

Question 7

A function f is depicted in the graph. Find any input values that produce the indicated output.
-f(x)= -1

Accepted Answer

A) -1, 3 
B) -1 
C) 1, -3 
D) -3, 5 
A) -1, 3 
B) -1 
C) 1, -3 
D) -3, 5

Question 8

Graph using the slope and the y-intercept.
-x - 3y = 9

Accepted Answer

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

Question 9

Tell whether the lines are "parallel", "perpendicular", or "neither."
-$$\begin{array} { l } 
3 x - 4 y = 1 \
8 x + 6 y = 1
\end{array}$$

Accepted Answer

A)  Parallel 
B)  Neither 
C)  Perpendicular 
A)  Parallel 
B)  Neither 
C)  Perpendicular

Question 10

Graph the function.
-$f(x)=x^{2}+1$

Accepted Answer

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

Question 11

For the function represented in the graph, determine the domain or range, as requested.
-Find the domain.

Accepted Answer

A)  $\{ x \mid 4 \leq x \leq - 4 \}$ 
B)  $\{ x \mid - 5 \leq x \leq 5 \}$ 
C)  $\{ x \mid - 4 \leq x \leq 7 \}$ 
D)  $\{ x \mid - 1 \leq x \leq 4 \}$ 
A)  $\{ x \mid 4 \leq x \leq - 4 \}$ 
B)  $\{ x \mid - 5 \leq x \leq 5 \}$ 
C)  $\{ x \mid - 4 \leq x \leq 7 \}$ 
D)  $\{ x \mid - 1 \leq x \leq 4 \}$

Question 12

Find the domain.
-$$f ( x ) = 9 x + 5$$

Accepted Answer

A)  $\{ x \mid x$ is a real number and $x \neq - 0.5555556 \}$ 
B)  $\{ x \mid x$ is a real number and $x \neq 5 \}$ 
C)  $\{ x \mid x$ is a real number and $x \neq 9 \}$ 
D)  All real numbers 
A)  $\{ x \mid x$ is a real number and $x \neq - 0.5555556 \}$ 
B)  $\{ x \mid x$ is a real number and $x \neq 5 \}$ 
C)  $\{ x \mid x$ is a real number and $x \neq 9 \}$ 
D)  All real numbers

Question 13

Find the domain.
-$$f ( x ) = 7 x + 3$$

Accepted Answer

A)  $\{ x \mid x$ is a real number and $x \neq - 1 \}$ 
B)  $\{ x \mid x$ is a real number and $x \neq - 0.33333333 \}$ 
C)  $\{ x \mid x$ is a real number and $x \neq - 3 \}$ 
D)  All real numbers 
A)  $\{ x \mid x$ is a real number and $x \neq - 1 \}$ 
B)  $\{ x \mid x$ is a real number and $x \neq - 0.33333333 \}$ 
C)  $\{ x \mid x$ is a real number and $x \neq - 3 \}$ 
D)  All real numbers

Question 14

Solve the problem.
-A gas station sells 4820 gallons of regular unleaded gasoline in a day when they charge $1.35 per gallon, whereas they sell 3958 gallons on a day that they charge $1.40 per gallon. Find a linear function that expresses
Gallons sold as a function of price. Use this function to predict the number of gallons sold at a price of $1.21 per
Gallon.

Accepted Answer

A) 7242.6 gallons 
B) 7237.7 gallons 
C) 7233.6 gallons 
D) 7230.3 gallons 
A) 7242.6 gallons 
B) 7237.7 gallons 
C) 7233.6 gallons 
D) 7230.3 gallons

Question 15

Graph using the slope and the y-intercept.
-g(x)= -1.2x + 3

Accepted Answer

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

Question 16

Find the function value.
-Find f(-9)when f(x)= -4x - 39.

Accepted Answer

A) 156 
B) -3 
C) 2 
D) -39 
A) 156 
B) -3 
C) 2 
D) -39

Question 17

Find the domain.
-$$f ( x ) = \frac { 7 } { x - 4 }$$

Accepted Answer

A)  $\{ x \mid x$ is a real number and $x \neq - 4 \}$ 
B)  $\{ x \mid x$ is a real number and $x \neq 7 \}$ 
C)  $\{ x \mid x$ is a real number and $x \neq - 7 \}$ 
D)  $\{ x \mid x$ is a real number and $x \neq 4 \}$ 
A)  $\{ x \mid x$ is a real number and $x \neq - 4 \}$ 
B)  $\{ x \mid x$ is a real number and $x \neq 7 \}$ 
C)  $\{ x \mid x$ is a real number and $x \neq - 7 \}$ 
D)  $\{ x \mid x$ is a real number and $x \neq 4 \}$

Question 18

Find an equation of the line having the specified slope and containing the indicated point. Write your answer in
slope-intercept form.
-$$m = - \frac { 1 } { 2 } ; ( 3 , - 1 )$$

Accepted Answer

A)  $y = - \frac { 1 } { 2 } x + \frac { 5 } { 2 }$ 
B)  $y = - \frac { 1 } { 2 } x + 1$ 
C)  $y = - \frac { 1 } { 2 } x + \frac { 1 } { 2 }$ 
D)  $y = \frac { 1 } { 2 } x - \frac { 1 } { 2 }$ 
A)  $y = - \frac { 1 } { 2 } x + \frac { 5 } { 2 }$ 
B)  $y = - \frac { 1 } { 2 } x + 1$ 
C)  $y = - \frac { 1 } { 2 } x + \frac { 1 } { 2 }$ 
D)  $y = \frac { 1 } { 2 } x - \frac { 1 } { 2 }$

Question 19

Provide an appropriate response.
-Can the point-slope equation be used to write an equation of a vertical line? Why or why not?

Accepted Answer

A) True 
 B)False

Question 20

Is the following correspondence a function?
-

Accepted Answer

A) True 
 B)False

Provide an appropriate response. -Why is the slope of a vertical line undefined?

Find the slope of the line containing the two given points. -(9, 2)and (6, 2)

Find the slope of the line containing the two given points. -(4, 5)and (3, 1)

A function f is depicted in the graph. Find any input values that produce the indicated output. -f(x)= -1

A function f is depicted in the graph. Find any input values that produce the indicated output. -f(x)= 4

Is the following correspondence a function? -

A function f is depicted in the graph. Find any input values that produce the indicated output. -f(x)= -1

Graph using the slope and the y-intercept. -x - 3y = 9

Tell whether the lines are "parallel", "perpendicular", or "neither." - 3x-4y=1 8x+6y=1

Graph the function. - $f(x)=x^{2}+1$ $Graph the function. - f(x)=x^{2}+1$

For the function represented in the graph, determine the domain or range, as requested. -Find the domain.

Find the domain. - $f ( x ) = 9 x + 5$

Find the domain. - $f ( x ) = 7 x + 3$

Graph using the slope and the y-intercept. -g(x)= -1.2x + 3

Find the function value. -Find f(-9)when f(x)= -4x - 39.

Find the domain. - $f ( x ) = \frac { 7 } { x - 4 }$

Find an equation of the line having the specified slope and containing the indicated point. Write your answer in slope-intercept form. - $m = - \frac { 1 } { 2 } ; ( 3 , - 1 )$

Provide an appropriate response. -Can the point-slope equation be used to write an equation of a vertical line? Why or why not?

Is the following correspondence a function? -

Introduction to Real Numbers and Algebraic Expressions

Solving Equations and Inequalities

Graphs of Linear Equations

Polynomials: Operations

Polynomials: Factoring

Rational Expressions and Equations

Systems of Equations

More on Inequalities

Radical Expressions, Equations, and Functions

Quadratic Equations and Functions

Exponential Functions and Logarithmic Functions

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Exam 7: Graphs, Functions, and Applications

Provide an appropriate response. -Why is the slope of a vertical line undefined?

Find the slope of the line containing the two given points. -(9, 2)and (6, 2)

Find the slope of the line containing the two given points. -(4, 5)and (3, 1)

A function f is depicted in the graph. Find any input values that produce the indicated output. -f(x)= -1

A function f is depicted in the graph. Find any input values that produce the indicated output. -f(x)= 4

Is the following correspondence a function? -

A function f is depicted in the graph. Find any input values that produce the indicated output. -f(x)= -1

Graph using the slope and the y-intercept. -x - 3y = 9

Tell whether the lines are "parallel", "perpendicular", or "neither." - 3x-4y=1 8x+6y=1

Graph the function. - f(x)=x2+1f(x)=x^{2}+1f(x)=x2+1

For the function represented in the graph, determine the domain or range, as requested. -Find the domain.

Find the domain. - f(x)=9x+5f ( x ) = 9 x + 5f(x)=9x+5

Find the domain. - f(x)=7x+3f ( x ) = 7 x + 3f(x)=7x+3

Graph using the slope and the y-intercept. -g(x)= -1.2x + 3

Find the function value. -Find f(-9)when f(x)= -4x - 39.

Find the domain. - f(x)=7x−4f ( x ) = \frac { 7 } { x - 4 }f(x)=x−47​

Find an equation of the line having the specified slope and containing the indicated point. Write your answer in slope-intercept form. - m=−12;(3,−1)m = - \frac { 1 } { 2 } ; ( 3 , - 1 )m=−21​;(3,−1)

Provide an appropriate response. -Can the point-slope equation be used to write an equation of a vertical line? Why or why not?

Is the following correspondence a function? -

Introduction to Real Numbers and Algebraic Expressions

Solving Equations and Inequalities

Graphs of Linear Equations

Polynomials: Operations

Polynomials: Factoring

Rational Expressions and Equations

Systems of Equations

More on Inequalities

Radical Expressions, Equations, and Functions

Quadratic Equations and Functions

Exponential Functions and Logarithmic Functions

Filters

Graph the function. - $f(x)=x^{2}+1$ $Graph the function. - f(x)=x^{2}+1$

Find the domain. - $f ( x ) = 9 x + 5$

Find the domain. - $f ( x ) = 7 x + 3$

Find the domain. - $f ( x ) = \frac { 7 } { x - 4 }$

Find an equation of the line having the specified slope and containing the indicated point. Write your answer in slope-intercept form. - $m = - \frac { 1 } { 2 } ; ( 3 , - 1 )$