The graph of an exponential function is given. Select the function for the graph from the functions listed.
A. f(x) = 3x
B. f(x) = - 3-x
C. f(x) = 3-x
D. f(x) = - 3x
Answer: B
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Evaluate the integral.
A. - 36 B. - 4 C. - 2 D. - 30
Write a negation for the statement.No fifth graders play soccer.
A. No fifth grader does not play soccer. B. Not all fifth graders play soccer. C. All fifth graders play soccer. D. At least one fifth grader plays soccer.
Solve the problem.Use the inflation proportion to estimate the 2017 price of a jacket which costs $280 in 2005. Assume that the price increased at the average annual rate shown in the table below. Round your answer to the nearest dollar.Consumer Price Index* (Selected Years)YearAverage CPI-U% Change in CPI-U198082.413.51985107.63.61990130.75.41995152.42.82000172.23.42005195.33.42010218.11.62015237.00.12016240.01.32017245.12.1Data from Bureau of Labor Statistics.*The period 1982 to 1984: 100
A. $357 B. $380 C. $351 D. $362
Choose the closest estimate.Boiling water.
A. 105°C B. 212°C C. 323°C D. 100°C