Question 1

Graph the equation $y = x ^ { 2 } - 4 x$ .

Accepted Answer

The answer of Graph the equation \(y = x ^...

Question 2

Is the set of ordered pairs a function? $$\{ ( 2,3 ) , ( 2,9 ) , ( 10,11 ) , ( 13,15 ) \}$$ __________ (Answer function or not a function )

Accepted Answer

The answer of Is the set of ordered pairs a...

Question 3

Match between columns
                        Premises: $y = 4 x ^ { 2 } + 3 x - 2$
$y = 5 x - 7$
$x = \frac { 3 } { 4 } y ^ { 2 }$
$y = 7 ^ { x }$
$y = 4 x ^ { 2 }$
$y = 3 ^ { x }$

Accepted Answer

The Answer of parabola and none of the choices and is...

Question 4

The test point $( - 4,2 )$ __________ ( does or does not ) satisfy the given inequality. $$2 x > 4 y$$

Accepted Answer

The answer of The test point $( - 4,2 )$...

Question 5

Find the range and the mean (correct to two decimal places) of the following data set. $$1,2,2,3,4,5,13,18$$

Accepted Answer

A)  range: $17$ mean: $6.00$ 
B)  range: $18$ mean: $6.00$ 
C)  range: $18$ mean: $33.00$ 
D)  range: $17$ mean: $33.00$ 
E)  range: $3.5$ mean: $5.74$ 
A)  range: $17$ mean: $6.00$ 
B)  range: $18$ mean: $6.00$ 
C)  range: $18$ mean: $33.00$ 
D)  range: $17$ mean: $33.00$ 
E)  range: $3.5$ mean: $5.74$

Question 6

Find three ordered pairs that satisfy the equation. $y - 3 x = 5$

Accepted Answer

A)  $( 0,5 ) , ( 1,5 ) , ( 2,13 )$ 
B)  $( 0,5 ) , ( 1,8 ) , ( 2,13 )$ 
C)  $( 0,5 ) , ( 1,8 ) , ( 2,11 )$ 
D)  $( 0,5 ) , ( 1,5 ) , ( 2,11 )$ 
E)  $\left( 0 , - \frac { 3 } { 5 } \right) , ( 1,13 ) , ( 2,5 )$ 
A)  $( 0,5 ) , ( 1,5 ) , ( 2,13 )$ 
B)  $( 0,5 ) , ( 1,8 ) , ( 2,13 )$ 
C)  $( 0,5 ) , ( 1,8 ) , ( 2,11 )$ 
D)  $( 0,5 ) , ( 1,5 ) , ( 2,11 )$ 
E)  $\left( 0 , - \frac { 3 } { 5 } \right) , ( 1,13 ) , ( 2,5 )$

Question 7

Sketch the graph of the equation. $y = - 6 x ^ { 2 }$

Accepted Answer

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

Question 8

FIGURE 1.   Refer to Figure 1. Find the landmark given by the coordinates. $( 5.5,1.5 )$ __________ (Answer Post Office , Gough School , Fisherman s Wharf , Union Square or Old Mint Building )

Accepted Answer

The answer of FIGURE 1.   Refer to Figure...

Question 9

Suppose a class obtained the following scores on a test:
 $\text { cellpadding="0" cellspacing="0" width }=" 34 \% \text { " border="0"> }$

$$\begin{array} { l l } 
\text { Score } & \text { Frequency } \
90 & 3 \
80 & 3 \
70 & 8 \
60 & 10 \
50 & 2 \
40 & 3
\end{array}$$ What is the mode? If there is more than one mode, answer bimodal .

Accepted Answer

The answer of Suppose a class obtained the following scores...

Question 10

In order to graph the equation $y = - 2 x ^ { 2 } + 9 x$ , it is easiest to pick y values and calculate x values.

Accepted Answer

A) True 
 B)False

Question 11

Sketch the graph of the equation. $$y = - 4 x ^ { 2 } + 5$$

Accepted Answer

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

Question 12

Match between columns
                        Premises: Region C has what percent?
Region B has what percent?
Region A has what percent?

Accepted Answer

The Answer of 13.6% and 2.2% and 34.1% is...

Question 13

Is $( 3,5 )$ a solution to the system $\left\{ \begin{array} { l } 
x + y = 8 \
- x + y = 2
\end{array} \right.$ ? Use the given graph of the system to answer the question.

Accepted Answer

A)  Yes, a solution 
B)  No, not a solution 
A)  Yes, a solution 
B)  No, not a solution

Question 14

Find the variance and standard deviation of the data set to the nearest hundredth, if necessary. $0,1,4,9,36$

Accepted Answer

A)  standard deviation: $10$ variation: $4$ 
B)  standard deviation: $10$ variation: $178.8$ 
C)  standard deviation: $178.8$ variation: $178.8$ 
D)  standard deviation: $13.37$ variation: $178.8$ 
E)  standard deviation: $13.37$ variation: $10$ 
A)  standard deviation: $10$ variation: $4$ 
B)  standard deviation: $10$ variation: $178.8$ 
C)  standard deviation: $178.8$ variation: $178.8$ 
D)  standard deviation: $13.37$ variation: $178.8$ 
E)  standard deviation: $13.37$ variation: $10$

Question 15

The number of miles driven on each of five tires was 10,000, 17,000, 17,000, 20,000, and 20,000. Find the mean, the range, and the standard deviation, rounded to the nearest unit. 
mean: __________ 
range: __________ 
standard deviation: __________

Accepted Answer

The answer of The number of miles driven on each...

Question 16

Is $( 3,2 )$ a solution to the inequality $y < - 3 x + 5$ ? Use the given graph of the inequality to answer the question.

Accepted Answer

A)  No, not a solution 
B)  Yes, a solution 
A)  No, not a solution 
B)  Yes, a solution

Question 17

G. Thumb, the leading salesperson for the Moe D. Lawn Landscaping Company, turned in the following summary of clients contacted for the week of October 23-28: $\text { cellpadding }=" 0 \text { " cellspacing }=" 0 " \text { width }=" 62 \% " \text { border }=" 0 ">$
$$\begin{array} { l l } 
\text { Date } & \begin{array} { l } 
\text { Number of Clients } \
\text { Contacted }
\end{array} \
\text { Oct. } 23 & 12 \
\text { Oct. } 24 & 8 \
\text { Oct. } 25 & 9 \
\text { Oct. } 26 & 14 \
\text { Oct. } 27 & 8 \
\text { Oct. } 28 & 18
\end{array}$$ Find the variance and standard deviation, rounded to the nearest hundredth.

Accepted Answer

A)  variance: $13.25$ standard deviation: $3.64$ 
B)  variance: $11.50$ standard deviation: $3.64$ 
C)  variance: $3.64$ standard deviation: $13.25$ 
D)  variance: $11.50$ standard deviation: $13.25$ 
E)  variance: $132.25$ standard deviation: $3.64$ 
A)  variance: $13.25$ standard deviation: $3.64$ 
B)  variance: $11.50$ standard deviation: $3.64$ 
C)  variance: $3.64$ standard deviation: $13.25$ 
D)  variance: $11.50$ standard deviation: $13.25$ 
E)  variance: $132.25$ standard deviation: $3.64$

Question 18

Plot the points on the graph using the scale 1 square = 2 units. $( - 7,5 )$ , $( 7,3 )$ , $( 5 , - 8 )$ , $( - 9 , - 8 )$ , $( - 6 , - 4 )$

Accepted Answer

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

Question 19

The salaries of employees of the Moe D. Lawn Landscaping Company are:
 $$\begin{array} { l l } 
\text { cellpadding="0" cellspacing="0" width } = " 52 \% " \text { border } = " 0 " > \
\text { Salary } & \text { Frequency } \
\$ 20,000 & 1 \
\$ 26,000 & 2 \
\$ 29,000 & 3 \
\$ 35,000 & 4
\end{array}$$ Now, use this information to label the box and whisker plot below, which is arranged high to low along the axis. A = __________, B = __________, C = __________, D = __________, E = __________.

Accepted Answer

The answer of The salaries of employees of the Moe...

Question 20

The temperature F in degrees Fahrenheit is related to the corresponding Celsius temperature $\mathrm { C }$ by $$F = \frac { 9 } { 5 } C + 32$$ Graph this equation for ordered pairs $( \mathrm { C } , F )$

Accepted Answer

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

Graph the equation $y = x ^ { 2 } - 4 x$ . $Graph the equation y = x ^ { 2 } - 4 x .$

Is the set of ordered pairs a function? $\{ ( 2,3 ) , ( 2,9 ) , ( 10,11 ) , ( 13,15 ) \}$ __________ (Answer function or not a function )

The test point $( - 4,2 )$ __________ ( does or does not ) satisfy the given inequality. $2 x > 4 y$

Find the range and the mean (correct to two decimal places) of the following data set. $1,2,2,3,4,5,13,18$

Find three ordered pairs that satisfy the equation. $y - 3 x = 5$

Sketch the graph of the equation. $y = - 6 x ^ { 2 }$

FIGURE 1. Refer to Figure 1. Find the landmark given by the coordinates. $( 5.5,1.5 )$ __________ (Answer Post Office , Gough School , Fisherman s Wharf , Union Square or Old Mint Building )

Suppose a class obtained the following scores on a test: }"> $\text { cellpadding="0" cellspacing="0" width }=" 34 \% \text { " border="0"> }$ Score Frequency 90 3 80 3 70 8 60 10 50 2 40 3 What is the mode? If there is more than one mode, answer bimodal .

In order to graph the equation $y = - 2 x ^ { 2 } + 9 x$ , it is easiest to pick y values and calculate x values.

Sketch the graph of the equation. $y = - 4 x ^ { 2 } + 5$

Find the variance and standard deviation of the data set to the nearest hundredth, if necessary. $0,1,4,9,36$

The number of miles driven on each of five tires was 10,000, 17,000, 17,000, 20,000, and 20,000. Find the mean, the range, and the standard deviation, rounded to the nearest unit. mean: range: standard deviation: __

Is $( 3,2 )$ a solution to the inequality $y < - 3 x + 5$ ? Use the given graph of the inequality to answer the question.

Plot the points on the graph using the scale 1 square = 2 units. $( - 7,5 )$ , $( 7,3 )$ , $( 5 , - 8 )$ , $( - 9 , - 8 )$ , $( - 6 , - 4 )$

The temperature F in degrees Fahrenheit is related to the corresponding Celsius temperature $\mathrm { C }$ by $F = \frac { 9 } { 5 } C + 32$ Graph this equation for ordered pairs $( \mathrm { C } , F )$

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Exam 11: Graphs

Graph the equation y=x2−4xy = x ^ { 2 } - 4 xy=x2−4x .

Is the set of ordered pairs a function? {(2,3),(2,9),(10,11),(13,15)}\{ ( 2,3 ) , ( 2,9 ) , ( 10,11 ) , ( 13,15 ) \}{(2,3),(2,9),(10,11),(13,15)} __________ (Answer function or not a function )

The test point (−4,2)( - 4,2 )(−4,2) __________ ( does or does not ) satisfy the given inequality. 2x>4y2 x > 4 y2x>4y

Find the range and the mean (correct to two decimal places) of the following data set. 1,2,2,3,4,5,13,181,2,2,3,4,5,13,181,2,2,3,4,5,13,18

Find three ordered pairs that satisfy the equation. y−3x=5y - 3 x = 5y−3x=5

Sketch the graph of the equation. y=−6x2y = - 6 x ^ { 2 }y=−6x2

FIGURE 1. Refer to Figure 1. Find the landmark given by the coordinates. (5.5,1.5)( 5.5,1.5 )(5.5,1.5) __________ (Answer Post Office , Gough School , Fisherman s Wharf , Union Square or Old Mint Building )

In order to graph the equation y=−2x2+9xy = - 2 x ^ { 2 } + 9 xy=−2x2+9x , it is easiest to pick y values and calculate x values.

Sketch the graph of the equation. y=−4x2+5y = - 4 x ^ { 2 } + 5y=−4x2+5

Is (3,5)( 3,5 )(3,5) a solution to the system {x+y=8−x+y=2\left\{ \begin{array} { l } x + y = 8 \\- x + y = 2\end{array} \right.{x+y=8−x+y=2​ ? Use the given graph of the system to answer the question.

Find the variance and standard deviation of the data set to the nearest hundredth, if necessary. 0,1,4,9,360,1,4,9,360,1,4,9,36

The number of miles driven on each of five tires was 10,000, 17,000, 17,000, 20,000, and 20,000. Find the mean, the range, and the standard deviation, rounded to the nearest unit. mean: __________ range: __________ standard deviation: __________

Is (3,2)( 3,2 )(3,2) a solution to the inequality y<−3x+5y < - 3 x + 5y<−3x+5 ? Use the given graph of the inequality to answer the question.

Plot the points on the graph using the scale 1 square = 2 units. (−7,5)( - 7,5 )(−7,5) , (7,3)( 7,3 )(7,3) , (5,−8)( 5 , - 8 )(5,−8) , (−9,−8)( - 9 , - 8 )(−9,−8) , (−6,−4)( - 6 , - 4 )(−6,−4)

The temperature F in degrees Fahrenheit is related to the corresponding Celsius temperature C\mathrm { C }C by F=95C+32F = \frac { 9 } { 5 } C + 32F=59​C+32 Graph this equation for ordered pairs (C,F)( \mathrm { C } , F )(C,F)

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Graph the equation $y = x ^ { 2 } - 4 x$ . $Graph the equation y = x ^ { 2 } - 4 x .$

Is the set of ordered pairs a function? $\{ ( 2,3 ) , ( 2,9 ) , ( 10,11 ) , ( 13,15 ) \}$ __________ (Answer function or not a function )

The test point $( - 4,2 )$ __________ ( does or does not ) satisfy the given inequality. $2 x > 4 y$

Find the range and the mean (correct to two decimal places) of the following data set. $1,2,2,3,4,5,13,18$

Find three ordered pairs that satisfy the equation. $y - 3 x = 5$

Sketch the graph of the equation. $y = - 6 x ^ { 2 }$

FIGURE 1. Refer to Figure 1. Find the landmark given by the coordinates. $( 5.5,1.5 )$ __________ (Answer Post Office , Gough School , Fisherman s Wharf , Union Square or Old Mint Building )

In order to graph the equation $y = - 2 x ^ { 2 } + 9 x$ , it is easiest to pick y values and calculate x values.

Sketch the graph of the equation. $y = - 4 x ^ { 2 } + 5$

Find the variance and standard deviation of the data set to the nearest hundredth, if necessary. $0,1,4,9,36$

The number of miles driven on each of five tires was 10,000, 17,000, 17,000, 20,000, and 20,000. Find the mean, the range, and the standard deviation, rounded to the nearest unit. mean: range: standard deviation: __

Is $( 3,2 )$ a solution to the inequality $y < - 3 x + 5$ ? Use the given graph of the inequality to answer the question.

Plot the points on the graph using the scale 1 square = 2 units. $( - 7,5 )$ , $( 7,3 )$ , $( 5 , - 8 )$ , $( - 9 , - 8 )$ , $( - 6 , - 4 )$

The temperature F in degrees Fahrenheit is related to the corresponding Celsius temperature $\mathrm { C }$ by $F = \frac { 9 } { 5 } C + 32$ Graph this equation for ordered pairs $( \mathrm { C } , F )$