Exam 2: Quadratic and Other Special Functions
Exam 1: Linear Equations and Functions245 Questions
Exam 2: Quadratic and Other Special Functions120 Questions
Exam 3: Matrices230 Questions
Exam 4: Inequalities and Linear Programming119 Questions
Exam 5: Exponential and Logarithmic Functions109 Questions
Exam 6: Mathematics of Finance131 Questions
Exam 7: Introduction to Probability180 Questions
Exam 8: Further Topics in Probability and Data Description114 Questions
Exam 9: Derivatives249 Questions
Exam 10: Derivatives172 Questions
Exam 11: Derivatives Continued139 Questions
Exam 12: Indefinite Integrals120 Questions
Exam 13: Definite Integrals - Techniques370 Questions
Exam 13: A: Definite Integrals - Techniques370 Questions
Exam 14: Functions of Two or More Variables122 Questions
Exam 15: Algebraic Concepts 240 Questions
Exam 15: Algebraic Concepts 374 Questions
Exam 15: Algebraic Concepts 496 Questions
Exam 15: Algebraic Concepts 599 Questions
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The model for body-heat loss depends on the coefficient of convection K, which depends on wind speed v according to the equation
where v is in miles per hour. Find the positive coefficient of convection when the wind speed is 29 mph. Round your answer to the nearest integer.

(Multiple Choice)
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Find the exact real solutions of the equation
, if they exist.

(Multiple Choice)
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Graph the cubic function that models the data given in the table below.


(Multiple Choice)
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Sketch the graph of the following function by using graphing calculator.

(Multiple Choice)
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The supply function for a product is
, while the demand function for the same product is
. If a $22 tax is placed on production of the item, then the supplier passes this tax on by adding $22 to his selling price. Find the new equilibrium point E(q, p) for this product when the tax is passed on. (The new supply function is given by
.) Round your final answer to two decimal places.



(Multiple Choice)
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Suppose a company has fixed costs of $27,000 and variable costs of
dollars per unit, where x is the total number of units produced. Suppose further that the selling price of its product is
dollars per unit. Find the maximum revenue. Round your answer to the nearest cent.


(Multiple Choice)
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The supply function for a product is
, while the demand function for the same product is
. Find the market equilibrium point E(q, p). Round your final answer to two decimal places.


(Multiple Choice)
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Given the profit function,
, and that production is restricted to fewer than 75 units, find the break-even point(s). Round your answer to two decimal places.

(Multiple Choice)
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Multiply both sides of the equation
by the LCD, and then solve the resulting quadratic equation.

(Multiple Choice)
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Sketch the first quadrant portions of the following functions and estimate the market equilibrium point.
Supply:
Demand:


(Multiple Choice)
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By recognizing shapes and features of rational functions, sketch the graph of the function
. Use a graphing utility to confirm your graph.

(Multiple Choice)
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When a stone is thrown upward, it follows a parabolic path given by a form of the equation
. If
represents ground level, find the equation of a stone that is thrown from ground level at
and lands on the ground 130 units away if the stone reaches a maximum height of 130 units.



(Multiple Choice)
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The daily profit from the sale of a product is given by
dollars. What is the maximum possible profit? Round intermediate calculations and final answer to the nearest dollar.

(Multiple Choice)
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Solve the equation by using the quadratic formula. Give real answers rounded to two decimal places.

(Multiple Choice)
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An open-top box is constructed from a square piece of cardboard with sides of length 9 ft. The volume of such a box is given by
, where x is the height of the box. Find the volume of the box if its height is 4 ft.

(Multiple Choice)
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