Solve the problem.The table lists the average annual cost (in dollars) of tuition and fees at a certain 2-year college for selected years, where year 1 represents 1992, year 3 represents 1994, and so on. The equation  can be used to approximate the data. Predict the average annual cost in 2007 to the nearest dollar. 

A. $1495
B. $1555
C. $1585
D. $1525


Answer: D

Mathematics

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A.
B.
C.
D.
E.

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Solve the problem.Two sound waves, producing the pressures  and  combine on a person's ear drum to produce the pressure  Graph P in  by  and use the graph to estimate values for a and k so that 

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Find the foci of the given hyperbola.y2 - x2 - 14y + 12x - 23 = 0

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Mathematics