Solve the problem.The roof of a building is in the shape of the hyperbola 
where x and y are in meters. Refer to the figure and determine the height h of the outside walls.
a = b = 9 m
A. 38 m
B. 34 m
C. 11.1 m
D. 124 m
Answer: C
Mathematics
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Solve the problem.A college student takes a trip to Central America and returns home 23 days later. If she were counting the days of her trip on a 9-hour clock, what would the clock show when she came home?
A. 6 B. 7 C. 5 D. 4
Mathematics
Solve the problem.The temperature in Fairbanks is approximated by T(x) = 37 sin 
+ 25,where T(x) is the temperature on day x, with x = 1 corresponding to 
and x = 365 corresponding to Dec. 31. Estimate the temperature on day 49.
A. -29° B. 45° C. -4° D. -25°
Mathematics
Change the decimal to a percent.1.908
A. 209.88% B. 2098.8% C. 1908% D. 190.8%
Mathematics
An expression that occurs in calculus is given. Factor completely.(2x + 1)2 + 3(2x + 1) - 4
A. 2x - 1 B. 2x(2x + 5) C. 2x - 6 D. 2x(2x + 1)
Mathematics