MA 141...1.5

# MA 141...1.5 - 1 2 1 1 7/20 1/20 Total 2/2 Suppose you are...

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Current Score: 11/11 Due: Tuesday, January 27, 2009 10:01 PM EST About this Assignment Question Points 1 2 3 4 5 1 2 3 Total 11/11 Description Exponential Functions The due date for this assignment is past. Your work can be viewed below, but no changes can be made. View Key 1. 5/5 points All Submissions Notes Question: SCalcCC2 1.5.13. Question part Points Submissions 1 2 3 4 5 1 1 1 1 1 1/20 1/20 1/20 1/20 1/20 Total 5/5 Starting with the graph of y = e x , write the equation of the graph that results from the following changes. (a) shifting 9 units downward y = (b) shifting 3 units to the right y = (c) reflecting about the x -axis

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y = (d) reflecting about the y -axis y = (e) reflecting about the x -axis and then about the y -axis y = 2. 1/1 points All Submissions Notes Question: SCalcCC2 1.5.16. Question part Points Submissions 1 1 3/20 Total 1/1 Find the exponential function f ( x ) = Ca x whose graph is given. f ( x ) = 3. 2/2 points All Submissions Notes Question: SCalcCC2 1.5.18. Question part Points Submissions
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Unformatted text preview: 1 2 1 1 7/20 1/20 Total 2/2 Suppose you are offered a job that lasts one month. Which of the following methods of payment do you prefer? I. One million dollars at the end of the month. II. One cent on the first day of the month, two cents on the second day, four cents on the third day, and, in general, 2 n- 1 cents on the n th day. Suppose the month is March ( 31 days). What is the total amount that you would make if you selected method II? \$(10737418.25*2) Which option would you choose if you wish to make the most money? Method I Method II 4. 3/3 points All Submissions Notes Question: SCalcCC2 1.5.24. Question part Points Submissions 1 2 3 1 1 1 1/20 1/20 1/20 Total 3/3 An isotope of sodium, 24 Na, has a half-life of 15 hours. A sample of this isotope has mass 2 g. (a) Find the amount remaining after 60 hours. .125 g (b) Find the amount remaining after t hours. (c) Estimate the amount remaining after 4 days. .0237 g...
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## This note was uploaded on 04/14/2009 for the course MA 141 taught by Professor Wears during the Spring '07 term at N.C. State.

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MA 141...1.5 - 1 2 1 1 7/20 1/20 Total 2/2 Suppose you are...

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