Solve the problem.The sales of a new model of notebook computer are approximated by 
, where x represents the number of months the computer has been on the market and S represents sales in thousands of dollars. In how many months will the sales reach $1,500,000?
A. 13 months
B. 17 months
C. 10 months
D. 20 months
Answer: C
Mathematics
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Perform the indicated operation.(8n8)(2n2)
A. 16n16 B. 10n10 C. 16n10 D. 10n16
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Solve the problem.A hotel has 300 units. All rooms are occupied when the hotel charges $90 per day for a room. For every increase of x dollars in the daily room rate, there are x rooms vacant. Each occupied room costs $26 per day to service and maintain. What should the hotel charge per day in order to maximize daily profit?
A. $195 B. $118 C. $198 D. $208
Mathematics
Graph.y = -2x - 5
A. 
B. 
C. 
D. 
Mathematics
Name the polygon.
A. hexagon B. triangle C. quadrilateral D. pentagon E. nanogon
Mathematics