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MBA IT, Mater in Science and Technology
Devry
Jul-1996 - Jul-2000
Professor
Devry University
Mar-2010 - Oct-2016
please open the attached document and help me solve it.
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ASSIGNMENT 08
MA240 College Algebra
Directions: Be sure to save an electronic copy of your answer before submitting it to
Ashworth College for grading. Unless otherwise stated, answer in complete sentences,
and be sure to use correct English, spelling and grammar. Sources must be cited in APA
format. Your response should be four (4) double-spaced pages; refer to the "Assignment
Format" page located on the Course Home page for specific format requirements.
a. Use the numbers shown in the bar graph below to find the total cost of tuition and
fees at public colleges for a four year period from the school year ending in 2007
through the school year ending in 2010. Average Cost of Tuition and Fees at Four-Year United States Colleges
30000
25000
20000
15000Institutions
Tuition and Fees Public Private Institutions 10000
5000
0 5836
2007 6185
2008 6585
2009 7020
2010 Ending Year in the School Year b. The model an = 395n + 5419 describes the cost of tuition and fees at public
colleges in academic year n, where n = 1 corresponds to the school year ending in
2007, n = 2 to the school year ending in 2008, and so on.
1) Use this model and the formula for Sn to find the total cost of tuition and
fees at public colleges for a four-year period from the school year ending
in 2007 through the school year ending in 2010.
2) How does this compare with the actual sum you obtained in part (a)? THIS IS THE END OF ASSIGNMENT 8.
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