Exam 10: Derivatives
Exam 1: Algebraic Concepts308 Questions
Exam 2: Linear Equations and Functions243 Questions
Exam 3: Quadratic and Other Special Functions113 Questions
Exam 4: Matrices227 Questions
Exam 5: Inequalities and Linear Programming120 Questions
Exam 6: Exponential and Logarithmic Functions108 Questions
Exam 7: Mathematics of Finance131 Questions
Exam 8: Introduction to Probability178 Questions
Exam 9: Further Topics in Probability; Data Description114 Questions
Exam 10: Derivatives248 Questions
Exam 11: Applications of Derivatives172 Questions
Exam 12: Derivatives Continued139 Questions
Exam 13: Indefinite Integrals120 Questions
Exam 14: Definite Integrals: Techniques of Integration185 Questions
Exam 15: Functions of Two or More Variables119 Questions
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Find the derivative of the given function. Simplify and express the answer using positive exponents only.
(Multiple Choice)
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The monthly output of a certain product is
where x is the capital investment in millions of dollars. Find
which can be used to estimate the effect on the output if an additional capital investment of $1 million is made.
(Multiple Choice)
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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.
(Multiple Choice)
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McRobert's TV Shop sells 400 sets per month, at a price of $600 per unit. Market research indicates that the shop can sell one additional set for each $1 it reduces the price. The total revenue (in dollars) is given by
, where x is the number of additional sets beyond the original 400. What is the marginal revenue if 300 more units are sold?
(Multiple Choice)
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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.
(Multiple Choice)
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If the national consumption function is given by
find the marginal propensity to consume,
.
(Multiple Choice)
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For the given function, find the average rate of change over the specified interval.
over
(Multiple Choice)
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Find the derivative of the given function. Simplify and express the answer using positive exponents only.
(Multiple Choice)
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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
.
(Multiple Choice)
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Suppose that the weekly sales volume y (in thousands of units sold) depends on the price per unit of the product according to
where p is in dollars. What is the rate of change in sales volume when the price is $20? Round your answer to three decimal places.
(Multiple Choice)
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Find the derivative of the equation
, but do not simplify your answer.
(Multiple Choice)
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Given the graph of
in the figure, determine all x-values from F, G, H, or I for which the function is continuous.
(Multiple Choice)
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For the function given, find all x-values where the graph of
is rising.
(Multiple Choice)
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For the given function, find the slope of the tangent line at
.
(Multiple Choice)
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Ballistics experts are able to identify the weapon that fired a certain bullet by studying the markings on the bullet. Tests are conducted by firing into a bale of paper. Suppose the distance s, in inches, that the bullet travels into the paper is given by
for
second, find the velocity of the bullet one-tenth of a second after it hits the paper. Round your answer to two decimal places.
(Multiple Choice)
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Suppose that the revenue (in dollars) from the sale of a product is given by
, where x is the number of units sold. How fast is the marginal revenue
changing when
(Multiple Choice)
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