Graph the pair of parametric equations with the aid of a graphing calculator.x = 5 tan t, y = 3 sec t; -?/2 ? t ? ?/2 
A. 
B. 
C. 
D. 
Answer: C
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Find the range of the given function.f(x) = -2x2 + 16x - 30
A. (-?, -4] B. [-2, ?) C. (-?, 2] D. [-4, ?)
Find the value of the strategy.Let M be the matrix game having payoff matrix 
.Find ?(y) when y = 
.
A. - 
B. - 
C. - 
D. 
Solve the problem.In a certain location, the highest temperature recorded was 100°F. The lowest temperature recorded was 126 degrees less than the highest. What was the lowest temperature?
A. 0°F B. -138°F C. 26°F D. -26°F
Solve and check.On a clear day, the distance d (in miles) that a lookout on a ship can see to the horizon from height h (in feet) can be approximated by the formula 
How high must a lookout climb to see a ship 16.5 miles away? Round to the nearest foot.
A. 326 ft B. 138 ft C. 189 ft D. 272 ft