Find a formula for the inverse of the function described below.A size 4 dress in Country C is size 42 in Country D. A function that converts dress sizes in Country C to those in Country D is 
A. f-1(x) = x + 38
B. f-1(x) = 
C. f-1(x) = x - 38
D. f-1(x) = 
Answer: C
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Solve the problem.A person at the top of a 600 foot tall building drops a yellow ball. The height of the yellow ball is given by the equation src="https://sciemce.com/media/4/ppg__10707191909__f1q62g4.jpg" alt="" style="vertical-align: -4.0px;" /> where h is measured in feet and t is the number of seconds since the yellow ball was dropped. Find the time that the balls are the same distance above the ground and find this distance.
A. 5 sec; 200 ft
B. 4.5 sec; 276 ft
C. 4 sec; 344 ft
D. 5.5 sec; 116 ft
where h is measured in feet and t is the number of seconds since the yellow ball was dropped. A second person, in the same building but on a lower floor that is 
from the ground, drops a white ball 
after the yellow ball was dropped. The height of the white ball is given by the equation
Use half-angle formulas to find the exact value for the following:
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Provide an appropriate response.If the limit at infinity exists, find the limit.
A. 0
B. ?
C. - 
D. - 
Divide.
A. 2.5 B. 0.15 C. 1.5 D. 1