Find the domain and range of the inverse of the given function.f(x) = 
A. Domain: [7, ?); range: [0, ?)
B. Domain: all real numbers; range: [0, ?)
C. Domain: [0, ?); range: all real numbers
D. Domain and range: all real numbers
Answer: D
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Solve the problem.Enrollment in a business seminar increased from 62 people to 74 people. What was the percent of increase? Round to the nearest tenth of a percent.
A. 19.4% B. 80.6% C. 83.8% D. 16.2%
Find the perimeter.
A. 30 cm B. 29 cm C. 31 cm D. 52.5 cm
Find sin 53° by using either the table or a calculator. Round your answer to four decimal places. ?
A. 0.7984 B. 0.7986 C. 0.8136 D. 0.8009 E. 0.7997
Solve the problem.A model rocket is launched from the ground with an initial speed of 50 feet per second. The equation that models its height, h feet, off the ground t seconds after it was fired is 
(a) How high is the rocket 3 seconds after it was fired?(b) How long will it take the rocket to return to the earth?
A. (a) 6 ft (b) 3.125 sec B. (a) 294 ft (b) 12.5 sec C. (a) 6 ft (b) 12.5 sec D. (a) 294 ft (b) 3.125 sec