Use L'H
pital's rule to find the limit.
A. ?
B. 0
C. 7
D. 
Answer: B
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Find the conditional probability.If two cards are drawn at random without replacement from a standard deck, find the probability that the second card is a spade, given that the first card was a spade.
A. 
B. 
C. 
D. 
Find the solution to the system by addition (elimination) method.3x - 
y = -123x - 
y = - 11
A. (2, 3) B. (-2, 4) C. (-1, 3) D. No solution
Use the graph of a known basic function and a combination of transformations to sketch the function.f(x) = -2(x + 1)2 - 4
A. 
B. 
C. 
D. 
Solve the problem.A coin is tossed upward from a balcony 242 ft high (ho) with an initial velocity (vo) of 
, according to the formula h(t) = -16t2 + vot + ho, where t is time in seconds. During what interval of time will the coin be at a height of at least 50 ft?
A. 3 sec ? t ? 4 sec B. 0 sec ? t ? 1 sec C. 0 sec ? t ? 4 sec D. 4 sec ? t ? 8 sec