A pair of honest dice is rolled, and the number on each die is noted.What is the probability of rolling a total of 2?
A. 
B. 
C. 
D. 
E. none of these
Answer: C
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Find 
.y = (cos x)x
A. ln x(cos x)x - 1 B. ln cos x - x tan x C. (cos x)x (ln cos x + x cot x) D. (cos x)x (ln cos x - x tan x)
Evaluate the integral.
A. -2
+ C
B. ex sin-1 ex + C
C. sec-1 ex + C
D. sin-1 ex + C
Solve the problem.The nationwide attendance per day for a certain motion picture can be approximated using the equation A(t) = 13t2e-t, where A is the attendance per day in thousands of persons and t is the number of months since the release of the film. Find and interpret the rate of change of the daily attendance after 4 months.
A. -3.81 thousand persons/day ? month; the change in daily attendance is decreasing. B. 1.905 thousand persons/day ? month; the change in the daily attendance is increasing. C. 3.81 thousand persons/day ? month; the daily attendance is increasing. D. -1.905 thousand persons/day ? month; the daily attendance is decreasing.
Use a graphing utility to graph the function below. Be sure to include at least two full periods.
A. 
B. 
C. 
D. 
E. 