Express as a single logarithm.logcx + logcy
A. logcxy
B. logc
C. logcx ? logcy
D. logc(xy)
Answer: A
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Solve the problem.Sue buys a house for $254,000. What is the value of the house 1 year later, if it depreciates by 4.5% in the first year after she buys it?
A. $242,570 B. $11,430 C. $139,700 D. $114,300
A car rental company offers two plans for renting a car.
Plan A: $40 per day and $0.20 per mile. Plan B: $60 per day with free unlimited mileage. For what range of miles will plan B save you money?
Write the best-fit linear model for the data.The paired data below consist of the costs of advertising (in thousands of dollars) and the number of products sold (in thousands). Find a linear function that approximates the number of products sold as a function of the cost of advertising. 
A. y = -26.4 - 1.42x B. y = 26.4 + 1.42x C. y = 55.8 + 2.79x D. y = 55.8 - 2.79x
Identify the figure as a line, line segment, or ray and name it using the appropriate symbol.
A. Ray named 
or 
B. Ray named 
C. Ray named 
D. Line named 