COLLEGE PHYSICS
2nd Edition
ISBN: 9781464196393
Author: Freedman
Publisher: MAC HIGHER
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Chapter 16, Problem 73QAP
To determine
(a)
The reason due to which a nucleus behaves as a point charge for outside electron.
To determine
(b)
The acceleration of the alpha particle.
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2. A microwave manufacturing firm has determined that their profit function is P(x)=-0.0014x+0.3x²+6x-355 , where is the number of microwaves sold annually. a. Graph the profit function using a calculator. b. Determine a reasonable viewing window for the function. c. Approximate all of the zeros of the function using the CALC menu of your calculator. d. What must be the range of microwaves sold in order for the firm to profit?
A clothing manufacturer's profitability
can be modeled by p (x)=-x4 + 40x² - 144, where .x
is the number of items sold in thousands and p (x) is
the company's profit in thousands of dollars.
a. Sketch the function on your calculator and describe the end behavior.
b. Determine the zeros of the function.
c. Between what two values should the company sell
in order to be profitable?
d. Explain why only two of the zeros are considered
in part c.
CCSS REASONING The number of subscribers
using pagers in the United States can be modeled by
f(x) = 0.015x4 -0.44x³ +3.46x² - 2.7x+9.68
where x is the number of years after 1990 and f(x) is
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a. Graph the function.
b. Describe the end behavior of the graph.
c. What does the end behavior suggest about the
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d. Will this trend continue indefinitely? Explain your
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Chapter 16 Solutions
COLLEGE PHYSICS
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