Question 1

Find the slope (or rate of change). Use appropriate units.
-

Accepted Answer

A)  $\$ - 4.00$ per minute 
B)  $\$ 1.13$ per minute 
C)  $\$ - 0.25$ per minute 
D)  $\$ 0.80$ per minute 
A)  $\$ - 4.00$ per minute 
B)  $\$ 1.13$ per minute 
C)  $\$ - 0.25$ per minute 
D)  $\$ 0.80$ per minute

Question 2

Solve the problem.
-A gas station sells 4820 gallons of regular unleaded gasoline on a day when they charge $1.35 per gallon, whereas they sell 3850 gallons on a day that they charge $1.40 per gallon. Find a linear function that expresses
Gallons sold as a function of price.

Accepted Answer

A) G(p)= -19,400p + 30,988.2 
B) G(p)= -19,400p + 31,026 
C) G(p)= -19,400p + 31,010 
D) G(p)= -19,400p + 30,993.8 
A) G(p)= -19,400p + 30,988.2 
B) G(p)= -19,400p + 31,026 
C) G(p)= -19,400p + 31,010 
D) G(p)= -19,400p + 30,993.8

Question 3

Write an equation of the line described.
-Through $( 6,3 )$, parallel to $- 9 x + 5 y = - 19$

Accepted Answer

A)  $y = \frac { 5 } { 9 } x - \frac { 1 } { 3 }$ 
B)  $y = - \frac { 19 } { 5 } x - \frac { 19 } { 5 }$ 
C)  $y = - \frac { 9 } { 5 } x + \frac { 39 } { 5 }$ 
D)  $y = \frac { 9 } { 5 } x - \frac { 39 } { 5 }$ 
A)  $y = \frac { 5 } { 9 } x - \frac { 1 } { 3 }$ 
B)  $y = - \frac { 19 } { 5 } x - \frac { 19 } { 5 }$ 
C)  $y = - \frac { 9 } { 5 } x + \frac { 39 } { 5 }$ 
D)  $y = \frac { 9 } { 5 } x - \frac { 39 } { 5 }$

Question 4

Find the intercepts and then graph the line.
-3y = -15 + 5x

Accepted Answer

A)  $( 0,3 ) ; ( 5,0 )$
  
B)  $( 0 , - 5 ) ; ( 3,0 )$
  
C)  $( 0,3 ) ; ( - 5,0 )$
  
D)  $( 0,5 ) ; ( 3,0 )$
  
A)  $( 0,3 ) ; ( 5,0 )$
  
B)  $( 0 , - 5 ) ; ( 3,0 )$
  
C)  $( 0,3 ) ; ( - 5,0 )$
  
D)  $( 0,5 ) ; ( 3,0 )$

Question 5

Graph the function.
-$f(x)=x^{3}+2$

Accepted Answer

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

Question 6

Determine whether the graph is the graph of 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)= 3

Accepted Answer

A)  4 
B)  $\{ x \mid 3 < x < 4 \}$ 
C)  $\{ x \mid 3 \leq x \leq 4 \}$ 
D)  $\{ x \mid 3 < x \leq 4 \}$ 
A)  4 
B)  $\{ x \mid 3 < x < 4 \}$ 
C)  $\{ x \mid 3 \leq x \leq 4 \}$ 
D)  $\{ x \mid 3 < x \leq 4 \}$

Question 8

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

Accepted Answer

A)  $\{ - 5 , - 4 , - 3 , - 2 , - 1,0,1,2,3,4,5 \}$ 
B)  $\{ x \mid - 2 \leq x \leq 4 \}$ 
C)  $\{ x \mid - 4 \leq x \leq 4 \}$ 
D)  $\{ x \mid - 2 \leq x \leq 2 \}$ 
A)  $\{ - 5 , - 4 , - 3 , - 2 , - 1,0,1,2,3,4,5 \}$ 
B)  $\{ x \mid - 2 \leq x \leq 4 \}$ 
C)  $\{ x \mid - 4 \leq x \leq 4 \}$ 
D)  $\{ x \mid - 2 \leq x \leq 2 \}$

Question 9

Solve.
-Cars sold   Crafty Bill's Cool Car Sales opened as a used car sales lot in 1991. The graph shows the number of cars sold as a function of time. What is the approximate number of cars sold in 1995?

Accepted Answer

A) 250 cars 
B) 800 cars 
C) 600 cars 
D) 850 cars 
A) 250 cars 
B) 800 cars 
C) 600 cars 
D) 850 cars

Question 10

Tell whether the lines are "parallel", "perpendicular", or "neither."
-$$\begin{array} { l } 
3 x - 8 y = 17 \
32 x + 12 y = 17
\end{array}$$

Accepted Answer

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

Question 11

Graph the function.
-$f(x)=|3-x|$

Accepted Answer

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

Question 12

Find an equation of the line containing the given pair of points
-$( 0,0 )$ and $( 5 , - 1 )$

Accepted Answer

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

Question 13

Solve.
-Cars sold   Crafty Bill's Cool Car Sales opened as a used car sales lot in 1991. The graph shows the number of cars sold as a Function of time. What is the approximate number of cars sold in 1993?

Accepted Answer

A) 500 cars 
B) 250 cars 
C) 650 cars 
D) 600 cars 
A) 500 cars 
B) 250 cars 
C) 650 cars 
D) 600 cars

Question 14

Solve the problem.
-The function $P ( d ) = 1 + \frac { d } { 33 }$ gives the pressure, in atmospheres (atm), at a depth $d$ feet in the sea. Find the pressure at 42 feet.

Accepted Answer

A)  $\frac { 25 } { 11 } \mathrm {~atm}$ 
B)  $\frac { 43 } { 33 } \mathrm {~atm}$ 
C)  $\frac { 14 } { 11 } \mathrm {~atm}$ 
D)  $\frac { 3 } { 11 } \mathrm {~atm}$ 
A)  $\frac { 25 } { 11 } \mathrm {~atm}$ 
B)  $\frac { 43 } { 33 } \mathrm {~atm}$ 
C)  $\frac { 14 } { 11 } \mathrm {~atm}$ 
D)  $\frac { 3 } { 11 } \mathrm {~atm}$

Question 15

Graph using the slope and the y-intercept.
-6x - 30y = 30

Accepted Answer

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

Question 16

Determine the slope and the y-intercept.
-y = -1.75x + 7.6

Accepted Answer

A) Slope -1.75, y-intercept (0, 7.6) 
B) Slope 7.6, y-intercept (0, -1.75) 
C) Slope 1.75, y-intercept (0, 7.6) 
D) Slope -1.75, y-intercept (0, -7.6) 
A) Slope -1.75, y-intercept (0, 7.6) 
B) Slope 7.6, y-intercept (0, -1.75) 
C) Slope 1.75, y-intercept (0, 7.6) 
D) Slope -1.75, y-intercept (0, -7.6)

Question 17

Find the function value.
-f(-1)

Accepted Answer

A) -5 
B) -2 
C) -3 
D) -1 
A) -5 
B) -2 
C) -3 
D) -1

Question 18

Determine the slope and the y-intercept.
-$$13 y + 3 x + 4 = 3 + 3 x$$

Accepted Answer

A)  Slope $\frac { 3 } { 13 } , y$-intercept $\left( 0 , - \frac { 1 } { 13 } \right)$ 
B)  Slope $0 , y$-intercept $\left( 0 , \frac { 1 } { 13 } \right)$ 
C)  Slope $0 , y$-intercept $\left( 0 , - \frac { 1 } { 13 } \right)$ 
D)  Slope $- \frac { 3 } { 13 } , y$-intercept $\left( 0 , - \frac { 3 } { 13 } \right)$ 
A)  Slope $\frac { 3 } { 13 } , y$-intercept $\left( 0 , - \frac { 1 } { 13 } \right)$ 
B)  Slope $0 , y$-intercept $\left( 0 , \frac { 1 } { 13 } \right)$ 
C)  Slope $0 , y$-intercept $\left( 0 , - \frac { 1 } { 13 } \right)$ 
D)  Slope $- \frac { 3 } { 13 } , y$-intercept $\left( 0 , - \frac { 3 } { 13 } \right)$

Find the slope (or rate of change). Use appropriate units. -

Solve the problem. -A gas station sells 4820 gallons of regular unleaded gasoline on a day when they charge $1.35 per gallon, whereas they sell 3850 gallons on a day that they charge $1.40 per gallon. Find a linear function that expresses Gallons sold as a function of price.

Write an equation of the line described. -Through $( 6,3 )$ , parallel to $- 9 x + 5 y = - 19$

Find the intercepts and then graph the line. -3y = -15 + 5x

Graph the function. - $f(x)=x^{3}+2$ $Graph the function. - f(x)=x^{3}+2$

Determine whether the graph is the graph of a function. -

A function f is depicted in the graph. Find any input values that produce the indicated output. -f(x)= 3

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

Solve. -Cars sold Crafty Bill's Cool Car Sales opened as a used car sales lot in 1991. The graph shows the number of cars sold as a function of time. What is the approximate number of cars sold in 1995?

Tell whether the lines are "parallel", "perpendicular", or "neither." - 3x-8y=17 32x+12y=17

Graph the function. - $f(x)=|3-x|$

Find an equation of the line containing the given pair of points - $( 0,0 )$ and $( 5 , - 1 )$

Solve. -Cars sold Crafty Bill's Cool Car Sales opened as a used car sales lot in 1991. The graph shows the number of cars sold as a Function of time. What is the approximate number of cars sold in 1993?

Solve the problem. -The function $P ( d ) = 1 + \frac { d } { 33 }$ gives the pressure, in atmospheres (atm), at a depth $d$ feet in the sea. Find the pressure at 42 feet.

Graph using the slope and the y-intercept. -6x - 30y = 30

Determine the slope and the y-intercept. -y = -1.75x + 7.6

Find the function value. -f(-1)

Determine the slope and the y-intercept. - $13 y + 3 x + 4 = 3 + 3 x$

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

Exam 7: Graphs, Functions, and Applications

Find the slope (or rate of change). Use appropriate units. -

Solve the problem. -A gas station sells 4820 gallons of regular unleaded gasoline on a day when they charge $1.35 per gallon, whereas they sell 3850 gallons on a day that they charge $1.40 per gallon. Find a linear function that expresses Gallons sold as a function of price.

Write an equation of the line described. -Through (6,3)( 6,3 )(6,3) , parallel to −9x+5y=−19- 9 x + 5 y = - 19−9x+5y=−19

Find the intercepts and then graph the line. -3y = -15 + 5x

Graph the function. - f(x)=x3+2f(x)=x^{3}+2f(x)=x3+2

Determine whether the graph is the graph of a function. -

A function f is depicted in the graph. Find any input values that produce the indicated output. -f(x)= 3

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

Solve. -Cars sold Crafty Bill's Cool Car Sales opened as a used car sales lot in 1991. The graph shows the number of cars sold as a function of time. What is the approximate number of cars sold in 1995?

Tell whether the lines are "parallel", "perpendicular", or "neither." - 3x-8y=17 32x+12y=17

Graph the function. - f(x)=∣3−x∣f(x)=|3-x|f(x)=∣3−x∣

Find an equation of the line containing the given pair of points - (0,0)( 0,0 )(0,0) and (5,−1)( 5 , - 1 )(5,−1)

Solve. -Cars sold Crafty Bill's Cool Car Sales opened as a used car sales lot in 1991. The graph shows the number of cars sold as a Function of time. What is the approximate number of cars sold in 1993?

Solve the problem. -The function P(d)=1+d33P ( d ) = 1 + \frac { d } { 33 }P(d)=1+33d​ gives the pressure, in atmospheres (atm), at a depth ddd feet in the sea. Find the pressure at 42 feet.

Graph using the slope and the y-intercept. -6x - 30y = 30

Determine the slope and the y-intercept. -y = -1.75x + 7.6

Find the function value. -f(-1)

Determine the slope and the y-intercept. - 13y+3x+4=3+3x13 y + 3 x + 4 = 3 + 3 x13y+3x+4=3+3x

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

Write an equation of the line described. -Through $( 6,3 )$ , parallel to $- 9 x + 5 y = - 19$

Graph the function. - $f(x)=x^{3}+2$ $Graph the function. - f(x)=x^{3}+2$

Graph the function. - $f(x)=|3-x|$

Find an equation of the line containing the given pair of points - $( 0,0 )$ and $( 5 , - 1 )$

Solve the problem. -The function $P ( d ) = 1 + \frac { d } { 33 }$ gives the pressure, in atmospheres (atm), at a depth $d$ feet in the sea. Find the pressure at 42 feet.

Determine the slope and the y-intercept. - $13 y + 3 x + 4 = 3 + 3 x$