Find A + B.
A. 
B. 
C. 
D. 
E. 
Answer: D
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Find the area enclosed by the given curves.Find the area of the region in the first quadrant bounded on the left by the line y = 
and on the right by the curves y = tan 2 x and y = cot 2 x. (Round to four decimal places.)
A.
| 0.5858 |
B. 0.4126
C. 4.3094
D. 0.3094
Find the requested probability.A box contains the eleven letters PROBABILITY. Four letters are drawn one by one with replacement and recorded in order. What is the probability that the outcome is TAIL?
A. 
B. 
C. 
D. 
Solve the problem.A rock falls from a tower that is 384 feet high. As it is falling, its height is given by the formula 
How many seconds will it take for the rock to hit the ground 
Round your answer to the nearest tenth, if necessary.
A. 19.6 sec B. 9216 sec C. 19.2 sec D. 4.9 sec
Evaluate the radical expressions or indicate that the root is not a real number.-
A. 6 B. -6 C. -1296 D. Not a real number