Solve the problem by integration.During each cycle, the velocity v (in ft/sec) of a robotic welding device is given by 
where t is the time (in sec). Find the expression for the displacement s (in ft) as a function of t if 
for 
A. s = t2 - 
tan-1 
B. s = t2 - 
tan-1 
C. s = t2 - 14 sin-1 
D. s = t2 - 14 tan-1 
Answer: A
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Find the volume of the solid generated by revolving the shaded region about the given axis.About the y-axis
A. 
?
B. 
?
C. 
?
D. 8?
Solve the problem.A swimming pool 2 meters deep, 11 meters long, and 6 meters wide is filled with water. What volume of water does the pool contain?
A. 132 m3 B. 153 m3 C. 12 m2 D. 66 m2
In order to determine how American undergraduate college students feel about eliminating spring break in order to finish spring term a week early, a survey was conducted. Two hundred undergraduate students from the University of Miami (FL) were interviewed. Both of the interviewers hired to conduct the survey were told to interview 25 freshmen, 25 sophomores, 25 juniors, and 25 seniors. Of the 200 students interviewed, 20% were in favor of the elimination of spring break, 70% were opposed, and 10% had no opinion.The sample for this survey is
A. the 180 students that had an opinion. B. all undergraduates at the University of Miami. C. all American undergraduate college students. D. the 200 students that were interviewed. E. none of these
Find the area enclosed by the given curves.y = 
x2, y = -x2 + 6
A. 16 B. 8 C. 4 D. 32