Find the area of the surface generated when the given curve is revolved about the y-axis.y = 
, for 4 ? x ? 6
A. 
(103/2 - 53/2)
B. 
(73/2 - 63/2)
C. 4?(103/2 - 53/2)
D. 
(103/2 - 53/2)
Answer: D
Mathematics
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Solve the problem.John owns a hotdog stand. His profit is represented by the equation 
with P being profits and x the number of hotdogs sold. What is the most he can earn?
A. $103 B. $75 C. $49 D. $117
Mathematics
Use addition, subtraction, or multiplication to solve the problem.There are 15,526 freshmen and 10,761 sophomores enrolled at Lincoln Community Junior College. What is the total enrollment?
A. 4765 students B. 5865 students C. 26,287 students D. 26,387 students
Mathematics
Add.1.862 + 8.4
A. 10.252 B. 10.262 C. 10.263 D. 10.372
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Perform the multiplication. Simplify the answer, if possible.
A. 
B. 
C. 
D. 
E. 
Mathematics