200 on the cases last month. The equation 2x + 3y = 1‚200 represents the company’s profit from cases last month‚ where x is the number of smart phone cases sold and y is the number of tablet cases sold. Change the equation into slope-intercept form. Identify the slope and y-intercept of the equation. Be sure to show all of your work. Describe how you would graph this line using the slope-intercept method. Be sure to write in complete sentences. Write the equation in function notation. Explain what
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Linear Thermal Expansion The term thermal expansion refers to the increase in size of an object as that object is heated. With relatively few exceptions‚ all objects expand when they are heated and contract when they are cooled. Perhaps the most important exception to this rule is water. Water contracts as it cools from its boiling point to about 39.2°F (4°C). At that point‚ it begins to expand as it cools further to its freezing point. This unusual effect explains the fact that ice is less dense
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Ascertaining Mathematics With Equations Jesse J. Oliver Jr. Mathematics 126: Survey of Mathematical Methods Professor Matthew Fife Thursday‚ January 24‚ 2013 Ascertaining Mathematics With Equations The abstract science of a number‚ quantity and space that can be studied in its very own right or as it may be applied to other disciplines and subject matters in several aspects‚ one considers to be that of mathematics. The problem of testing a given number for “primality” has been known to
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1. The perimeter of this rectangular field is 220 m. One side is x m as shown. Wm xm (a) Express the width (W) in terms of x. (b) Write an expression‚ in terms of x only‚ for the area of the field. (c) If the length (x) is 70 m‚ find the area. Working: Answers: (a) ………………………………………….. (b) ………………………………………….. (c) ………………………………………….. (Total 4 marks) 1 2. The diagram shows the graph of y = x2 – 2x – 8. The graph crosses the x-axis at the point A‚ and has a vertex at B. y A x O B (a)
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Tak Nga Secondary School 2010-2011 Mid-year Exam Form 4 Mathematics (Paper I) Time allowed: 1 hour 15 minutes Class：________ Name：__________________( ) Marks: ________/ 60 Instructions: 1. Write your name‚ class and class number in the spaces provided on this cover. 2. This paper consists of THREE sections‚ A(1)‚ A(2) and B. Each section carries 20 marks. 3. Attempt ALL questions in this paper. Write your answers in the spaces provided. Supplementary answer sheets will be supplied on request.
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be intentional or unintentional‚ may involve conventional or unconventional signals‚ may take linguistic or nonlinguistic forms‚ and may occur through spoken or other modes." In light of the above definition of communication‚ the success of the Linear and Circular model of communication is dependent upon how successful the message is transmitted and if there is a desired effect on the person that is addressed in the communication process. Aristotle’s model of communication came to the conclusion
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0-471-06259-6 Online ISBN 0-471-20061-1 Elements of Information Theory Elements of Information Theory Thomas M. Cover‚ Joy A. Thomas Copyright 1991 John Wiley & Sons‚ Inc. Print ISBN 0-471-06259-6 Online ISBN 0-471-20061-1 WILEY SERIES IN TELECOMMUNICATIONS Donald L. Schilling‚ Editor City College of New York Digital Telephony‚ 2nd Edition John Bellamy Elements of Information Theory Thomas M. Cover and Joy A. Thomas Telecommunication System Engineering‚ 2nd Edition Roger L
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Accounting Equation Paper ACC 300 Accounting Equation The accounting equation is the basis of double entry accounting. The equation places debits and credits on each side of the equation with a balance on each side being required. The debits are accounted for as assets‚ while the credits fall under liabilities and shareholder equity. (Kimmel‚ Weygandt‚ and Kieso‚ 2011) The equation looks like: Assets = Liabilities + Shareholder Equity. A system of journal entries that show a debit and credit for
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Simple Linear Regression Model 1. The following data represent the number of flash drives sold per day at a local computer shop and their prices. | Price (x) | Units Sold (y) | | $34 | 3 | | 36 | 4 | | 32 | 6 | | 35 | 5 | | 30 | 9 | | 38 | 2 | | 40 | 1 | | a. Develop as scatter diagram for these data. b. What does the scatter diagram indicate about the relationship between the two variables? c. Develop the estimated regression equation and explain what the
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Heat Equation from Partial Differential Equations An Introduction (Strauss) These notes were written based on a number of courses I taught over the years in the U.S.‚ Greece and the U.K. They form the core material for an undergraduate course on Markov chains in discrete time. There are‚ of course‚ dozens of good books on the topic. The only new thing here is that I give emphasis to probabilistic methods as soon as possible. Also‚ I introduce stationarity before even talking about state classification
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