Solve the problem.Each gallon of shingle stain covers 120 square feet. How many gallons are needed to cover 840 square feet?
A. 8 gallons
B. 5 gallons
C. 7 gallons
D. 6 gallons
Answer: C
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First, rewrite each equation in exponential form. Then, use a table of coordinates and the exponential form to graph the logarithmic function. Begin by selecting -2, -1, 0, 1 and 2 for y. Finally, based on your graph, describe the shape of a scatter plot that can be modeled by f(x) = log b x, 0 < b < 1.y = log1/2 x
A. 
decreasing,
although rate of decrease is slowing down
B. 
increasing
C. 
increasing,
although rate of increase is slowing down
D. 
decreasing,
although rate of decrease is slowing down
Convert the measurement as indicated.12 c to pints
A. 6 pt B. 3 pt C. 48 pt D. 24 pt
Solve the problem.The amount of money, in dollars, raised each year by a band booster club can be estimated by the function f(x) = 219x - 431,280, where x is the year with 1990 ? x ? 2000. What is the slope of the graph of f?
A. 219 B. -431,280 C. -219 D. 4530
Evaluate. Round your result to the fourth decimal place.log0.1(15)
A. -1.1761 B. -0.8503 C. 2.1761 D. 0.1761