Deck 10: Derivatives
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Deck 10: Derivatives
1
Use the graph of
and the given c-value to find
.
A)2
B)-2
C)6
D)0
E)does not exist




A)2
B)-2
C)6
D)0
E)does not exist
does not exist
2
Use properties of limits and algebraic methods to find the limit, if it exists.
A)
B)-3
C)
D)
E)does not exist

A)

B)-3
C)

D)

E)does not exist
-3
3
Use properties of limits and algebraic methods to find the limit, if it exists.
A)97
B)99
C)94
D)102
E)does not exist

A)97
B)99
C)94
D)102
E)does not exist
99
4
Use the graph of
and the given c-value to find
.
A)-8
B)-6
C)3
D)-4
E)does not exist




A)-8
B)-6
C)3
D)-4
E)does not exist
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5
Use properties of limits and algebraic methods to find the limit, if it exists.
A)
B)
C)
D)
E)does not exist

A)

B)

C)

D)

E)does not exist
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6
Use properties of limits and algebraic methods to find
if the limit exists.
A)0
B)10
C)∞
D)-10
E)5

A)0
B)10
C)∞
D)-10
E)5
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7
A graph of
is shown and a c-value is given. For this problem, use the graph to find
.
A)0
B)5
C)-5
D)-6
E)does not exist




A)0
B)5
C)-5
D)-6
E)does not exist
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8
Complete the table and use it to predict the limit, if it exists.
A)44.0
B)-22.0
C)22.0
D)-0.5
E)does not exist


A)44.0
B)-22.0
C)22.0
D)-0.5
E)does not exist
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9
A graph of
is shown and a c-value is given. For this problem, use the graph to find
.
A)5
B)0
C)-15
D)15
E)does not exist




A)5
B)0
C)-15
D)15
E)does not exist
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10
Use properties of limits and algebraic methods to find the limit, if it exists.
A)-45
B)54
C)45
D)-54
E)does not exist

A)-45
B)54
C)45
D)-54
E)does not exist
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11
A graph of
is shown and a c-value is given. For this problem, use the graph to find
.
A)10
B)-15
C)0
D)15
E)does not exist




A)10
B)-15
C)0
D)15
E)does not exist
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12
Complete the table and use it to predict the limit, if it exists.
A)-5
B)5
C)-4
D)4
E)does not exist


A)-5
B)5
C)-4
D)4
E)does not exist
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13
Use the graph of
and the given c-value to find
.
A)-6
B)-5
C)-1
D)3
E)does not exist




A)-6
B)-5
C)-1
D)3
E)does not exist
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14
Use properties of limits and algebraic methods to find the limit, if it exists.
A)
B)
C)
D)
E)does not exist

A)

B)

C)

D)

E)does not exist
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15
Use the graph of
and the given c-value to find
.
A)4
B)0
C)2
D)-6
E)does not exist




A)4
B)0
C)2
D)-6
E)does not exist
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16
Use the graph of
and the given c-value to find
.
A)-6
B)-1
C)3
D)does not exist




A)-6
B)-1
C)3
D)does not exist
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17
Use the graph of
and the given c-value to find
.
A)-6
B)0
C)2
D)6
E)does not exist




A)-6
B)0
C)2
D)6
E)does not exist
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18
Use the graph of
and the given c-value to find
.
A)
B)-8
C)3
D)-1
E)does not exist




A)

B)-8
C)3
D)-1
E)does not exist
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19
A graph of
is shown and a c-value is given. For this problem, use the graph to find
.
A)0
B)2
C)-6
D)-4
E)does not exist




A)0
B)2
C)-6
D)-4
E)does not exist
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20
Use the graph of
and the given c-value to find
.
A)-6
B)0
C)8
D)2
E)does not exist




A)-6
B)0
C)8
D)2
E)does not exist
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21
Suppose that the cost C in dollars of obtaining water that contains p percent impurities is given by
. Find
, if it exists.
A)$0
B)$13
C)$117
D)$1,300
E)does not exist


A)$0
B)$13
C)$117
D)$1,300
E)does not exist
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22
If the revenue for a product (in dollars) is
and the average revenue per unit is
,
, find
.
A)$520 per unit
B)$545 per unit
C)$530 per unit
D)$0 per unit
E)does not exist




A)$520 per unit
B)$545 per unit
C)$530 per unit
D)$0 per unit
E)does not exist
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23
If
and
, find
.
A)
B)
C)-10
D)
E)does not exist



A)

B)

C)-10
D)

E)does not exist
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24
Determine whether the function is continuous or discontinuous at the given x-value.
A)continuous
B)discontinuous

A)continuous
B)discontinuous
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25
For the given x-value, use the figure to determine whether the function is continuous or discontinuous at that x-value.
A)discontinuous
B)continuous


A)discontinuous
B)continuous
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26
Suppose that the cost C in dollars of obtaining water that contains p percent impurities is given by
. Find
, if it exists.
A)$0
B)$20
C)$200
D)$2,000
E)does not exist


A)$0
B)$20
C)$200
D)$2,000
E)does not exist
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27
Graph the function with a graphing utility and use it to predict the limit. Check your work either by using the table feature of the graphing utility or by finding the limit algebraically.
A)0
B)9
C)
D)
E)does not exist

A)0
B)9
C)

D)

E)does not exist
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28
Graph the function with a graphing utility and use it to predict the limit. Check your work either by using the table feature of the graphing utility or by finding the limit algebraically.
A)18
B)4
C)
D)0
E)does not exist

A)18
B)4
C)

D)0
E)does not exist
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29
Graph the function with a graphing utility and use it to predict the limit. Check your work either by using the table feature of the graphing utility or by finding the limit algebraically.
A)
B)18
C)
D)0
E)does not exist

A)

B)18
C)

D)0
E)does not exist
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30
If the profit function for a product is given by
, find
.
A)-3,600
B)-1,600
C)-2,725
D)-4,100
E)does not exist


A)-3,600
B)-1,600
C)-2,725
D)-4,100
E)does not exist
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31
A certain calling card costs 6.3 cents per minute to make a call, rounded up to the nearest minute. However, when the card is used at a pay phone, there is an additional 63 cent connection fee. If
is the charge from a pay phone for a call lasting t minutes, create a table of charges for calls lasting close to 1 minute and use it to find the following limit, if it exists. Round your answer to the nearest cent.
A)$0
B)$0.56
C)$0.69
D)$0.78
E)does not exist


A)$0
B)$0.56
C)$0.69
D)$0.78
E)does not exist
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32
Determine whether the function is continuous or discontinuous at the given x-value.
A)continuous
B)discontinuous

A)continuous
B)discontinuous
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33
A certain calling card costs 6.1 cents per minute to make a call, rounded up to the nearest minute. However, when the card is used at a pay phone, there is an additional 61 cent connection fee. If
is the charge from a pay phone for a call lasting t minutes, create a table of charges for calls lasting close to 1 minute and use it to find the following limit, if it exists. Round your answer to the nearest cent.
A)$0
B)$0.61
C)$0.73
D)$0.67
E)does not exist


A)$0
B)$0.61
C)$0.73
D)$0.67
E)does not exist
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34
If
and
, find
.
A)20
B)6
C)-2
D)-14
E)does not exist



A)20
B)6
C)-2
D)-14
E)does not exist
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35
If the revenue for a product (in dollars) is
, and the average revenue per unit is
,
, find
.
A)$500 per unit
B)$0.8 per unit
C)$50 per unit
D)$0 per unit
E)does not exist




A)$500 per unit
B)$0.8 per unit
C)$50 per unit
D)$0 per unit
E)does not exist
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36
Determine whether the given function is continuous. If it is not, identify where it is discontinuous.
A)discontinuous at
B)discontinuous at
C)discontinuous at
D)discontinuous at
E)continuous everywhere

A)discontinuous at

B)discontinuous at

C)discontinuous at

D)discontinuous at

E)continuous everywhere
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37
A certain calling card costs 6.8 cents per minute to make a call, rounded up to the nearest minute. However, when the card is used at a pay phone, there is an additional 68 cent connection fee. If
is the charge from a pay phone for a call lasting t minutes, create a table of charges for calls lasting close to 1 minute and use it to find the following limit, if it exists. Round your answer to the nearest cent.
A)$0
B)$0.68
C)$0.75
D)$0.82
E)does not exist


A)$0
B)$0.68
C)$0.75
D)$0.82
E)does not exist
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38
If
and
, find
.
A)-95
B)-85
C)-70
D)0
E)does not exist



A)-95
B)-85
C)-70
D)0
E)does not exist
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39
Use properties of limits and algebraic methods to find the limit, if it exists.
A)0
B)-2
C)2
D)7
E)does not exist

A)0
B)-2
C)2
D)7
E)does not exist
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40
Use properties of limits and algebraic methods to find the limit, if it exists.
A)0
B)
C)
D)
E)does not exist

A)0
B)

C)

D)

E)does not exist
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41
Graph the function using a window with
and
. What does the graph indicate about
A)-5
B)5
C)30
D)0
E)does not exist




A)-5
B)5
C)30
D)0
E)does not exist
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42
Suppose that the average number of minutes M that it takes a new employee to assemble one unit of a product is given by
, where t is the number of days on the job. Is this function continuous for all 
A)Yes
B)No


A)Yes
B)No
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43
Suppose that the cost C of removing p percent of the particulate pollution from the exhaust gases at an industrial site is given by
. Describe any discontinuities for C(p). Explain what each discontinuity means.
A)C(p) is discontinuous at
) This means that not all pollution can be removed.
B)C(p) is discontinuous at
) This means that none of the pollution can be removed.
C)C(p) is continuous everywhere.
D)C(p) is discontinuous at
) This means that not all pollution can be removed.
E)C(p) is discontinuous at
) This means that none of the pollution can be removed.

A)C(p) is discontinuous at

) This means that not all pollution can be removed.
B)C(p) is discontinuous at

) This means that none of the pollution can be removed.
C)C(p) is continuous everywhere.
D)C(p) is discontinuous at

) This means that not all pollution can be removed.
E)C(p) is discontinuous at

) This means that none of the pollution can be removed.
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44
Use analytic methods to evaluate the limit and determine which type of asymptote (if any) it represents. You can verify your conclusion by graphing the function with a graphing utility, if one is available.
A)limit = 3, vertical asymptote
B)limit = 6, horizontal asymptote
C)limit = 6, vertical asymptote
D)limit = 3, horizontal asymptote
E)does not exist

A)limit = 3, vertical asymptote
B)limit = 6, horizontal asymptote
C)limit = 6, vertical asymptote
D)limit = 3, horizontal asymptote
E)does not exist
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45
This problem contains a function and its graph, where
. Use the graph to determine, as well as you can, the vertical asymptote. Check your conclusion by using the function to determine the vertical asymptote analytically.
A)
B)
C)
D)
E)no vertical asymptote



A)

B)

C)

D)

E)no vertical asymptote
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46
This problem contains a function and its graph, where
. Use the graph to determine, as well as you can,
. Check your conclusion by using the function to determine
analytically.
A)3
B)0
C)4
D)1
E)does not exist





A)3
B)0
C)4
D)1
E)does not exist
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47
Determine whether the given function
is continuous. If
is not continuous, identify where it is discontinuous and which condition(s) fails to hold.
A)
Is discontinuous at
Since
Is not defined and
Does not exist.
B)
Is discontinuous at
Since
Is not defined and
Does not exist.
C)
Is discontinuous at
Since
Is not defined and
Does not exist.
D)
Is continuous.
E)
Is discontinuous at
Since
Is not defined and
Does not exist.


A)

Is discontinuous at

Since

Is not defined and

Does not exist.
B)

Is discontinuous at

Since

Is not defined and

Does not exist.
C)

Is discontinuous at

Since

Is not defined and

Does not exist.
D)

Is continuous.
E)

Is discontinuous at

Since

Is not defined and

Does not exist.
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48
Use analytic methods to evaluate the limit and determine which type of asymptote (if any) it represents. You can verify your conclusion by graphing the function with a graphing utility, if one is available.
A)limit = 10, horizontal asymptote
B)limit = 10, vertical asymptote
C)limit = 4, horizontal asymptote
D)limit = 4, vertical asymptote
E)does not exist, no asymptote

A)limit = 10, horizontal asymptote
B)limit = 10, vertical asymptote
C)limit = 4, horizontal asymptote
D)limit = 4, vertical asymptote
E)does not exist, no asymptote
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49
Use analytic methods to evaluate the limit and determine which type of asymptote (if any) it represents. You can verify your conclusion by graphing the function with a graphing utility, if one is available.
A)limit = 0, vertical asymptote
B)limit = 0, horizontal asymptote
C)limit = 2, horizontal asymptote
D)limit = 2, vertical asymptote
E)does not exist

A)limit = 0, vertical asymptote
B)limit = 0, horizontal asymptote
C)limit = 2, horizontal asymptote
D)limit = 2, vertical asymptote
E)does not exist
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50
Use analytic methods to find any point of discontinuity for the given function.
A)
B)
C)
D)
E)continuous everywhere

A)

B)

C)

D)

E)continuous everywhere
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51
Determine whether the given function is continuous. If it is not, identify where it is discontinuous. You can verify your conclusions by graphing the function with a graphing utility, if one is available.
A)discontinuous at
B)discontinuous at
C)discontinuous at
D)discontinuous at
E)continuous everywhere

A)discontinuous at

B)discontinuous at

C)discontinuous at

D)discontinuous at

E)continuous everywhere
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52
This problem contains a function and its graph, where
. Use the graph to determine, as well as you can, the horizontal asymptote. Check your conclusion by using the function to determine the horizontal asymptote analytically.
A)
B)
C)
D)
E)



A)

B)

C)

D)

E)

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53
Determine whether the given function is continuous. If it is not, identify where it is discontinuous and which condition fails to hold. You can verify your conclusions by graphing the function with a graphing utility, if one is available.
A)discontinuous at
B)discontinuous at
C)discontinuous at
D)discontinuous at
E)continuous everywhere

A)discontinuous at

B)discontinuous at

C)discontinuous at

D)discontinuous at

E)continuous everywhere
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54
Suppose that the average number of minutes M that it takes a new employee to assemble one unit of a product is given by
, where t is the number of days on the job. Is this function continuous for all values of t?
A)Yes
B)No

A)Yes
B)No
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55
Use analytic methods to find the limit as
for the given function.
A)920
B)240
C)-920
D)-240
E)does not exist


A)920
B)240
C)-920
D)-240
E)does not exist
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56
Use analytic methods to find the limit as
for the given function.
A)-1500
B)1500
C)-620
D)620
E)does not exist


A)-1500
B)1500
C)-620
D)620
E)does not exist
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57
Suppose that the average number of minutes M that it takes a new employee to assemble one unit of a product is given by
, where t is the number of days on the job. Is this function continuous at 
A)Yes
B)No


A)Yes
B)No
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58
This problem contains a function and its graph, where
. Use the graph to determine, as well as you can,
. Check your conclusion by using the function to determine
analytically.
A)4
B)1
C)3
D)0
E)does not exist





A)4
B)1
C)3
D)0
E)does not exist
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59
Use a table utility with x-values larger than 10,000 to investigate
. What does the table indicate about
?
A)-3
B)3
C)6
D)0
E)does not exist



A)-3
B)3
C)6
D)0
E)does not exist
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60
Suppose that the average number of minutes M that it takes a new employee to assemble one unit of a product is given by
, where t is the number of days on the job. What is the domain for this application?
A)
B)
C)
D)
E)

A)

B)

C)

D)

E)

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61
For the function in this problem, approximate
near
by graphing the function on a graphing utility. Then, zoom in near the point until the graph appears straight, pick two points, and find the slope of the line you see. Round your answer to four decimal places.
A)-0.0835
B)-0.0813
C)-0.0352
D)-0.0358
E)-0.0517



A)-0.0835
B)-0.0813
C)-0.0352
D)-0.0358
E)-0.0517
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62
For the function in this problem, approximate
near the point
by graphing the function on a graphing utility. Then, zoom in near the point until the graph appears straight, pick two points, and find the slope of the line you see. Round your answer to three decimal places. 
A)48.050
B)-9.000
C)-8.950
D)50.970
E)-8.999



A)48.050
B)-9.000
C)-8.950
D)50.970
E)-8.999
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63
For the function in this problem, find the instantaneous rate of change of the function at the given value.
;
A)28
B)8
C)16
D)20
E)45


A)28
B)8
C)16
D)20
E)45
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64
The monthly charge in dollars for x kilowatt-hours (kWh) of electricity used by a residential consumer of Excelsior Electric Membership Corporation from November through June is given by the function
.
What is the monthly charge if 1,100 kWh of electricity is consumed in a month? Round your answer to two decimal places.
A)$1,100
B)$113.40
C)$96.30
D)$81.30
E)$91.30

What is the monthly charge if 1,100 kWh of electricity is consumed in a month? Round your answer to two decimal places.
A)$1,100
B)$113.40
C)$96.30
D)$81.30
E)$91.30
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65
For the function in this problem, find the slope of the tangent line at the given value.
;
A)5
B)19
C)13
D)-1
E)21


A)5
B)19
C)13
D)-1
E)21
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66
The tangent line to the graph of
at
is shown. On the tangent line, P is the point of tangency and A is another point on the line. Find the instantaneous rate of change of
at P.
A)-3
B)3
C)-4
D)-5
E)does not exist




A)-3
B)3
C)-4
D)-5
E)does not exist
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67
The percent p of particulate pollution that can be removed from the smokestacks of an industrial plant by spending C dollars is given by
. Find the percent of the pollution that could be removed if spending C were allowed to increase without bound.
A)1,700%
B)17,000%
C)0%
D)200%
E)100%

A)1,700%
B)17,000%
C)0%
D)200%
E)100%
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68
For the function in this problem, approximate
by using the numerical derivative feature of a graphing utility.
A)93
B)75
C)19
D)-51
E)84


A)93
B)75
C)19
D)-51
E)84
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69
For the function in this problem, find the derivative, by using the definition.
A)
B)
C)
D)
E)

A)

B)

C)

D)

E)

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70
The tangent line to the graph of f (x) at
is shown. On the tangent line, P is the point of tangency and A is another point on the line. Use the coordinates of P and A to find the slope of the tangent line.
A)2
B)1
C)-4
D)5
E)does not exist


A)2
B)1
C)-4
D)5
E)does not exist
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71
Let
. Use the definition of derivative and the Procedure/Example table in this section to verify that
. Then, find the instantaneous rate of change of f (x) at
.
A)10
B)2
C)8
D)4
E)-8



A)10
B)2
C)8
D)4
E)-8
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72
For the function in this problem, approximate
by using the numerical derivative feature of a graphing utility. Round your answer to three decimal places.
A)-0.298
B)-0.421
C)-0.544
D)-0.187
E)-0.655


A)-0.298
B)-0.421
C)-0.544
D)-0.187
E)-0.655
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73
Let
. Use the definition of derivative and the Procedure/Example table in this section to verify that
. Then, find the slope of the tangent to the graph of
at
.
A)53
B)23
C)-53
D)-23
E)0




A)53
B)23
C)-53
D)-23
E)0
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74
For the function in this problem, approximate
by computing
with
. Round your answer to four decimal places.
A)30.9784
B)31.0360
C)31.0018
D)31.1252
E)30.8784




A)30.9784
B)31.0360
C)31.0018
D)31.1252
E)30.8784
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75
For the given function, find the average rate of change over the specified interval.
over
A)0
B)-2
C)6
D)-34
E)34


A)0
B)-2
C)6
D)-34
E)34
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76
The tangent line to the graph of f (x) at
is shown. On the tangent line, P is the point of tangency and A is another point on the line. Find
.
A)2
B)-2
C)1
D)-5
E)does not exist



A)2
B)-2
C)1
D)-5
E)does not exist
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77
The monthly charge in dollars for x kilowatt-hours (kWh) of electricity used by a residential consumer of Excelsior Electric Membership Corporation from November through June is given by the function
. Is C continuous at
?
A)Yes
B)No


A)Yes
B)No
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78
The monthly charge in dollars for x kilowatt-hours (kWh) of electricity used by a residential consumer of Excelsior Electric Membership Corporation from November through June is given by the function
. Is C continuous at
?
A)Yes
B)No


A)Yes
B)No
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k this deck
79
Given
, find the average rate of change of f (x) over the following pair of intervals using a calculator if desired:
and
A)17.9 and 17.99
B)20.9 and 20.99
C)19.90 and 19.99
D)19.90 and 20.99
E)17.9 and 19.99



A)17.9 and 17.99
B)20.9 and 20.99
C)19.90 and 19.99
D)19.90 and 20.99
E)17.9 and 19.99
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80
For the function in this problem, approximate
by computing
with
.
A)-0.0171
B)0.2730
C)-1.0325
D)-0.0483
E)0.0537




A)-0.0171
B)0.2730
C)-1.0325
D)-0.0483
E)0.0537
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