Evaluate the given expression.
A. 110
B. 
C. 
D. 
Answer: D
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Evaluate.(6x)2
A. 36x2 B. 12x2 C. 6x2 D. 36x
A Mississippi riverboat can travel 75 kilometers downstream in three hours and can make the return trip in five hours. Find the speed of the boat in still water. ?
A. 30 kph B. 40 kph C. 20 kph D. 25 kph E. 21 kph
A helicopter makes a forced landing at sea. The last radio signal received at station C gives the bearing of the helicopter from C as at an N 57.1º E altitude of 423 feet. An observer at C sights the helicopter and gives 
as 12.1º. How far will a rescue boat at A have to travel to reach any survivors at B (see the figure)? Apply the rules regarding the use of significant digits when determining your answer. Round your answer to the nearest ten feet.
?
?
Distance rescue boat travels = __________ ft
Fill in the blank(s) with the appropriate word(s).
Find all solutions of the equation in the interval [0, 2?).4 sin2 x - 3 = 0
A. 
, 
B. 
, 
, 
, 
C. 
, 
, 
, 
D. 
, 